31296510

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 128

約数和(自身を含む): 98841600

約数和(自身を除く): 67545090

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 29, 30, 35, 42, 45, 54, 58, 63, 70, 87, 90, 105, 126, 135, 145, 174, 189, 203, 210, 261, 270, 290, 315, 378, 406, 435, 522, 571, 609, 630, 783, 870, 945, 1015, 1142, 1218, 1305, 1566, 1713, 1827, 1890, 2030, 2610, 2855, 3045, 3426, 3654, 3915, 3997, 5139, 5481, 5710, 6090, 7830, 7994, 8565, 9135, 10278, 10962, 11991, 15417, 16559, 17130, 18270, 19985, 23982, 25695, 27405, 30834, 33118, 35973, 39970, 49677, 51390, 54810, 59955, 71946, 77085, 82795, 99354, 107919, 115913, 119910, 149031, 154170, 165590, 179865, 215838, 231826, 248385, 298062, 347739, 359730, 447093, 496770, 539595, 579565, 695478, 745155, 894186, 1043217, 1079190, 1159130, 1490310, 1738695, 2086434, 2235465, 3129651, 3477390, 4470930, 5216085, 6259302, 10432170, 15648255, 31296510]

約数ペア:

[(1, 31296510), (2, 15648255), (3, 10432170), (5, 6259302), (6, 5216085), (7, 4470930), (9, 3477390), (10, 3129651), (14, 2235465), (15, 2086434), (18, 1738695), (21, 1490310), (27, 1159130), (29, 1079190), (30, 1043217), (35, 894186), (42, 745155), (45, 695478), (54, 579565), (58, 539595), (63, 496770), (70, 447093), (87, 359730), (90, 347739), (105, 298062), (126, 248385), (135, 231826), (145, 215838), (174, 179865), (189, 165590), (203, 154170), (210, 149031), (261, 119910), (270, 115913), (290, 107919), (315, 99354), (378, 82795), (406, 77085), (435, 71946), (522, 59955), (571, 54810), (609, 51390), (630, 49677), (783, 39970), (870, 35973), (945, 33118), (1015, 30834), (1142, 27405), (1218, 25695), (1305, 23982), (1566, 19985), (1713, 18270), (1827, 17130), (1890, 16559), (2030, 15417), (2610, 11991), (2855, 10962), (3045, 10278), (3426, 9135), (3654, 8565), (3915, 7994), (3997, 7830), (5139, 6090), (5481, 5710)]