55178760

素因数分解:

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

素因数の和:228

約数の個数: 256

約数和(自身を含む): 211599360

約数和(自身を除く): 156420600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 31, 35, 39, 40, 42, 52, 56, 60, 62, 65, 70, 78, 84, 91, 93, 104, 105, 120, 124, 130, 140, 155, 156, 163, 168, 182, 186, 195, 210, 217, 248, 260, 273, 280, 310, 312, 326, 364, 372, 390, 403, 420, 434, 455, 465, 489, 520, 546, 620, 651, 652, 728, 744, 780, 806, 815, 840, 868, 910, 930, 978, 1085, 1092, 1141, 1209, 1240, 1302, 1304, 1365, 1560, 1612, 1630, 1736, 1820, 1860, 1956, 2015, 2119, 2170, 2184, 2282, 2418, 2445, 2604, 2730, 2821, 3224, 3255, 3260, 3423, 3640, 3720, 3912, 4030, 4238, 4340, 4564, 4836, 4890, 5053, 5208, 5460, 5642, 5705, 6045, 6357, 6510, 6520, 6846, 8060, 8463, 8476, 8680, 9128, 9672, 9780, 10106, 10595, 10920, 11284, 11410, 12090, 12714, 13020, 13692, 14105, 14833, 15159, 16120, 16926, 16952, 17115, 19560, 20212, 21190, 22568, 22820, 24180, 25265, 25428, 26040, 27384, 28210, 29666, 30318, 31785, 33852, 34230, 35371, 40424, 42315, 42380, 44499, 45640, 48360, 50530, 50856, 56420, 59332, 60636, 63570, 65689, 67704, 68460, 70742, 74165, 75795, 84630, 84760, 88998, 101060, 106113, 112840, 118664, 121272, 127140, 131378, 136920, 141484, 148330, 151590, 169260, 176855, 177996, 197067, 202120, 212226, 222495, 254280, 262756, 282968, 296660, 303180, 328445, 338520, 353710, 355992, 394134, 424452, 444990, 459823, 525512, 530565, 593320, 606360, 656890, 707420, 788268, 848904, 889980, 919646, 985335, 1061130, 1313780, 1379469, 1414840, 1576536, 1779960, 1839292, 1970670, 2122260, 2299115, 2627560, 2758938, 3678584, 3941340, 4244520, 4598230, 5517876, 6897345, 7882680, 9196460, 11035752, 13794690, 18392920, 27589380, 55178760]

約数ペア:

[(1, 55178760), (2, 27589380), (3, 18392920), (4, 13794690), (5, 11035752), (6, 9196460), (7, 7882680), (8, 6897345), (10, 5517876), (12, 4598230), (13, 4244520), (14, 3941340), (15, 3678584), (20, 2758938), (21, 2627560), (24, 2299115), (26, 2122260), (28, 1970670), (30, 1839292), (31, 1779960), (35, 1576536), (39, 1414840), (40, 1379469), (42, 1313780), (52, 1061130), (56, 985335), (60, 919646), (62, 889980), (65, 848904), (70, 788268), (78, 707420), (84, 656890), (91, 606360), (93, 593320), (104, 530565), (105, 525512), (120, 459823), (124, 444990), (130, 424452), (140, 394134), (155, 355992), (156, 353710), (163, 338520), (168, 328445), (182, 303180), (186, 296660), (195, 282968), (210, 262756), (217, 254280), (248, 222495), (260, 212226), (273, 202120), (280, 197067), (310, 177996), (312, 176855), (326, 169260), (364, 151590), (372, 148330), (390, 141484), (403, 136920), (420, 131378), (434, 127140), (455, 121272), (465, 118664), (489, 112840), (520, 106113), (546, 101060), (620, 88998), (651, 84760), (652, 84630), (728, 75795), (744, 74165), (780, 70742), (806, 68460), (815, 67704), (840, 65689), (868, 63570), (910, 60636), (930, 59332), (978, 56420), (1085, 50856), (1092, 50530), (1141, 48360), (1209, 45640), (1240, 44499), (1302, 42380), (1304, 42315), (1365, 40424), (1560, 35371), (1612, 34230), (1630, 33852), (1736, 31785), (1820, 30318), (1860, 29666), (1956, 28210), (2015, 27384), (2119, 26040), (2170, 25428), (2184, 25265), (2282, 24180), (2418, 22820), (2445, 22568), (2604, 21190), (2730, 20212), (2821, 19560), (3224, 17115), (3255, 16952), (3260, 16926), (3423, 16120), (3640, 15159), (3720, 14833), (3912, 14105), (4030, 13692), (4238, 13020), (4340, 12714), (4564, 12090), (4836, 11410), (4890, 11284), (5053, 10920), (5208, 10595), (5460, 10106), (5642, 9780), (5705, 9672), (6045, 9128), (6357, 8680), (6510, 8476), (6520, 8463), (6846, 8060)]