248304420

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:232

約数の個数: 384

約数和(自身を含む): 987463680

約数和(自身を除く): 739159260

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 31, 35, 36, 39, 42, 45, 52, 54, 60, 62, 63, 65, 70, 78, 84, 90, 91, 93, 105, 108, 117, 124, 126, 130, 135, 140, 155, 156, 163, 180, 182, 186, 189, 195, 210, 217, 234, 252, 260, 270, 273, 279, 310, 315, 326, 351, 364, 372, 378, 390, 403, 420, 434, 455, 465, 468, 489, 540, 546, 558, 585, 620, 630, 651, 652, 702, 756, 780, 806, 815, 819, 837, 868, 910, 930, 945, 978, 1085, 1092, 1116, 1141, 1170, 1209, 1260, 1302, 1365, 1395, 1404, 1467, 1612, 1630, 1638, 1674, 1755, 1820, 1860, 1890, 1953, 1956, 2015, 2119, 2170, 2282, 2340, 2418, 2445, 2457, 2604, 2730, 2790, 2821, 2934, 3255, 3260, 3276, 3348, 3423, 3510, 3627, 3780, 3906, 4030, 4095, 4185, 4238, 4340, 4401, 4564, 4836, 4890, 4914, 5053, 5460, 5580, 5642, 5705, 5859, 5868, 6045, 6357, 6510, 6846, 7020, 7254, 7335, 7812, 8060, 8190, 8370, 8463, 8476, 8802, 9765, 9780, 9828, 10106, 10269, 10595, 10881, 11284, 11410, 11718, 12090, 12285, 12714, 13020, 13692, 14105, 14508, 14670, 14833, 15159, 16380, 16740, 16926, 17115, 17604, 18135, 19071, 19530, 20212, 20538, 21190, 21762, 22005, 22820, 23436, 24180, 24570, 25265, 25389, 25428, 28210, 29295, 29340, 29666, 30318, 30807, 31785, 33852, 34230, 35371, 36270, 38142, 39060, 41076, 42315, 42380, 43524, 44010, 44499, 45477, 49140, 50530, 50778, 51345, 54405, 56420, 57213, 58590, 59332, 60636, 61614, 63570, 65689, 68460, 70742, 72540, 74165, 75795, 76167, 76284, 84630, 88020, 88998, 90954, 95355, 101060, 101556, 102690, 106113, 108810, 114426, 117180, 123228, 126945, 127140, 131378, 133497, 136431, 141484, 148330, 151590, 152334, 154035, 169260, 176855, 177996, 181908, 190710, 197067, 205380, 212226, 217620, 222495, 227385, 228852, 253890, 262756, 266994, 272862, 286065, 296660, 303180, 304668, 308070, 318339, 328445, 353710, 380835, 381420, 394134, 400491, 424452, 444990, 454770, 459823, 507780, 530565, 533988, 545724, 572130, 591201, 616140, 636678, 656890, 667485, 682155, 707420, 761670, 788268, 800982, 889980, 909540, 919646, 955017, 985335, 1061130, 1144260, 1182402, 1273356, 1313780, 1334970, 1364310, 1379469, 1523340, 1591695, 1601964, 1773603, 1839292, 1910034, 1970670, 2002455, 2122260, 2299115, 2364804, 2669940, 2728620, 2758938, 2956005, 3183390, 3547206, 3820068, 3941340, 4004910, 4138407, 4598230, 4775085, 5517876, 5912010, 6366780, 6897345, 7094412, 8009820, 8276814, 8868015, 9196460, 9550170, 11824020, 12415221, 13794690, 16553628, 17736030, 19100340, 20692035, 24830442, 27589380, 35472060, 41384070, 49660884, 62076105, 82768140, 124152210, 248304420]

約数ペア:

[(1, 248304420), (2, 124152210), (3, 82768140), (4, 62076105), (5, 49660884), (6, 41384070), (7, 35472060), (9, 27589380), (10, 24830442), (12, 20692035), (13, 19100340), (14, 17736030), (15, 16553628), (18, 13794690), (20, 12415221), (21, 11824020), (26, 9550170), (27, 9196460), (28, 8868015), (30, 8276814), (31, 8009820), (35, 7094412), (36, 6897345), (39, 6366780), (42, 5912010), (45, 5517876), (52, 4775085), (54, 4598230), (60, 4138407), (62, 4004910), (63, 3941340), (65, 3820068), (70, 3547206), (78, 3183390), (84, 2956005), (90, 2758938), (91, 2728620), (93, 2669940), (105, 2364804), (108, 2299115), (117, 2122260), (124, 2002455), (126, 1970670), (130, 1910034), (135, 1839292), (140, 1773603), (155, 1601964), (156, 1591695), (163, 1523340), (180, 1379469), (182, 1364310), (186, 1334970), (189, 1313780), (195, 1273356), (210, 1182402), (217, 1144260), (234, 1061130), (252, 985335), (260, 955017), (270, 919646), (273, 909540), (279, 889980), (310, 800982), (315, 788268), (326, 761670), (351, 707420), (364, 682155), (372, 667485), (378, 656890), (390, 636678), (403, 616140), (420, 591201), (434, 572130), (455, 545724), (465, 533988), (468, 530565), (489, 507780), (540, 459823), (546, 454770), (558, 444990), (585, 424452), (620, 400491), (630, 394134), (651, 381420), (652, 380835), (702, 353710), (756, 328445), (780, 318339), (806, 308070), (815, 304668), (819, 303180), (837, 296660), (868, 286065), (910, 272862), (930, 266994), (945, 262756), (978, 253890), (1085, 228852), (1092, 227385), (1116, 222495), (1141, 217620), (1170, 212226), (1209, 205380), (1260, 197067), (1302, 190710), (1365, 181908), (1395, 177996), (1404, 176855), (1467, 169260), (1612, 154035), (1630, 152334), (1638, 151590), (1674, 148330), (1755, 141484), (1820, 136431), (1860, 133497), (1890, 131378), (1953, 127140), (1956, 126945), (2015, 123228), (2119, 117180), (2170, 114426), (2282, 108810), (2340, 106113), (2418, 102690), (2445, 101556), (2457, 101060), (2604, 95355), (2730, 90954), (2790, 88998), (2821, 88020), (2934, 84630), (3255, 76284), (3260, 76167), (3276, 75795), (3348, 74165), (3423, 72540), (3510, 70742), (3627, 68460), (3780, 65689), (3906, 63570), (4030, 61614), (4095, 60636), (4185, 59332), (4238, 58590), (4340, 57213), (4401, 56420), (4564, 54405), (4836, 51345), (4890, 50778), (4914, 50530), (5053, 49140), (5460, 45477), (5580, 44499), (5642, 44010), (5705, 43524), (5859, 42380), (5868, 42315), (6045, 41076), (6357, 39060), (6510, 38142), (6846, 36270), (7020, 35371), (7254, 34230), (7335, 33852), (7812, 31785), (8060, 30807), (8190, 30318), (8370, 29666), (8463, 29340), (8476, 29295), (8802, 28210), (9765, 25428), (9780, 25389), (9828, 25265), (10106, 24570), (10269, 24180), (10595, 23436), (10881, 22820), (11284, 22005), (11410, 21762), (11718, 21190), (12090, 20538), (12285, 20212), (12714, 19530), (13020, 19071), (13692, 18135), (14105, 17604), (14508, 17115), (14670, 16926), (14833, 16740), (15159, 16380)]