291023460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:307

約数の個数: 288

約数和(自身を含む): 1103182080

約数和(自身を除く): 812158620

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 109, 117, 126, 130, 140, 156, 163, 180, 182, 195, 210, 218, 234, 252, 260, 273, 315, 326, 327, 364, 390, 420, 436, 455, 468, 489, 545, 546, 585, 630, 652, 654, 763, 780, 815, 819, 910, 978, 981, 1090, 1092, 1141, 1170, 1260, 1308, 1365, 1417, 1467, 1526, 1630, 1635, 1638, 1820, 1956, 1962, 2119, 2180, 2282, 2289, 2340, 2445, 2730, 2834, 2934, 3052, 3260, 3270, 3276, 3423, 3815, 3924, 4095, 4238, 4251, 4564, 4578, 4890, 4905, 5460, 5668, 5705, 5868, 6357, 6540, 6846, 6867, 7085, 7335, 7630, 8190, 8476, 8502, 9156, 9780, 9810, 9919, 10269, 10595, 11410, 11445, 12714, 12753, 13692, 13734, 14170, 14670, 14833, 15260, 16380, 17004, 17115, 17767, 19071, 19620, 19838, 20538, 21190, 21255, 22820, 22890, 25428, 25506, 27468, 28340, 29340, 29666, 29757, 31785, 34230, 34335, 35534, 38142, 39676, 41076, 42380, 42510, 44499, 45780, 49595, 51012, 51345, 53301, 59332, 59514, 63570, 63765, 68460, 68670, 71068, 74165, 76284, 85020, 88835, 88998, 89271, 95355, 99190, 102690, 106602, 119028, 124369, 127140, 127530, 133497, 137340, 148330, 148785, 159903, 177670, 177996, 178542, 190710, 198380, 205380, 213204, 222495, 230971, 248738, 255060, 266505, 266994, 296660, 297570, 319806, 355340, 357084, 373107, 381420, 444990, 446355, 461942, 497476, 533010, 533988, 595140, 621845, 639612, 667485, 692913, 746214, 799515, 889980, 892710, 923884, 1066020, 1119321, 1154855, 1243690, 1334970, 1385826, 1492428, 1599030, 1616797, 1785420, 1865535, 2078739, 2238642, 2309710, 2487380, 2669940, 2771652, 3198060, 3233594, 3464565, 3731070, 4157478, 4477284, 4619420, 4850391, 5596605, 6467188, 6929130, 7462140, 8083985, 8314956, 9700782, 10393695, 11193210, 13858260, 14551173, 16167970, 19401564, 20787390, 22386420, 24251955, 29102346, 32335940, 41574780, 48503910, 58204692, 72755865, 97007820, 145511730, 291023460]

約数ペア:

[(1, 291023460), (2, 145511730), (3, 97007820), (4, 72755865), (5, 58204692), (6, 48503910), (7, 41574780), (9, 32335940), (10, 29102346), (12, 24251955), (13, 22386420), (14, 20787390), (15, 19401564), (18, 16167970), (20, 14551173), (21, 13858260), (26, 11193210), (28, 10393695), (30, 9700782), (35, 8314956), (36, 8083985), (39, 7462140), (42, 6929130), (45, 6467188), (52, 5596605), (60, 4850391), (63, 4619420), (65, 4477284), (70, 4157478), (78, 3731070), (84, 3464565), (90, 3233594), (91, 3198060), (105, 2771652), (109, 2669940), (117, 2487380), (126, 2309710), (130, 2238642), (140, 2078739), (156, 1865535), (163, 1785420), (180, 1616797), (182, 1599030), (195, 1492428), (210, 1385826), (218, 1334970), (234, 1243690), (252, 1154855), (260, 1119321), (273, 1066020), (315, 923884), (326, 892710), (327, 889980), (364, 799515), (390, 746214), (420, 692913), (436, 667485), (455, 639612), (468, 621845), (489, 595140), (545, 533988), (546, 533010), (585, 497476), (630, 461942), (652, 446355), (654, 444990), (763, 381420), (780, 373107), (815, 357084), (819, 355340), (910, 319806), (978, 297570), (981, 296660), (1090, 266994), (1092, 266505), (1141, 255060), (1170, 248738), (1260, 230971), (1308, 222495), (1365, 213204), (1417, 205380), (1467, 198380), (1526, 190710), (1630, 178542), (1635, 177996), (1638, 177670), (1820, 159903), (1956, 148785), (1962, 148330), (2119, 137340), (2180, 133497), (2282, 127530), (2289, 127140), (2340, 124369), (2445, 119028), (2730, 106602), (2834, 102690), (2934, 99190), (3052, 95355), (3260, 89271), (3270, 88998), (3276, 88835), (3423, 85020), (3815, 76284), (3924, 74165), (4095, 71068), (4238, 68670), (4251, 68460), (4564, 63765), (4578, 63570), (4890, 59514), (4905, 59332), (5460, 53301), (5668, 51345), (5705, 51012), (5868, 49595), (6357, 45780), (6540, 44499), (6846, 42510), (6867, 42380), (7085, 41076), (7335, 39676), (7630, 38142), (8190, 35534), (8476, 34335), (8502, 34230), (9156, 31785), (9780, 29757), (9810, 29666), (9919, 29340), (10269, 28340), (10595, 27468), (11410, 25506), (11445, 25428), (12714, 22890), (12753, 22820), (13692, 21255), (13734, 21190), (14170, 20538), (14670, 19838), (14833, 19620), (15260, 19071), (16380, 17767), (17004, 17115)]