721657170

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21269}}^1$

素因数の和:21324

約数の個数: 96

約数和(自身を含む): 2090415600

約数和(自身を除く): 1368758430

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 29, 30, 39, 45, 58, 65, 78, 87, 90, 117, 130, 145, 174, 195, 234, 261, 290, 377, 390, 435, 522, 585, 754, 870, 1131, 1170, 1305, 1885, 2262, 2610, 3393, 3770, 5655, 6786, 11310, 16965, 21269, 33930, 42538, 63807, 106345, 127614, 191421, 212690, 276497, 319035, 382842, 552994, 616801, 638070, 829491, 957105, 1233602, 1382485, 1658982, 1850403, 1914210, 2488473, 2764970, 3084005, 3700806, 4147455, 4976946, 5551209, 6168010, 8018413, 8294910, 9252015, 11102418, 12442365, 16036826, 18504030, 24055239, 24884730, 27756045, 40092065, 48110478, 55512090, 72165717, 80184130, 120276195, 144331434, 240552390, 360828585, 721657170]

約数ペア:

[(1, 721657170), (2, 360828585), (3, 240552390), (5, 144331434), (6, 120276195), (9, 80184130), (10, 72165717), (13, 55512090), (15, 48110478), (18, 40092065), (26, 27756045), (29, 24884730), (30, 24055239), (39, 18504030), (45, 16036826), (58, 12442365), (65, 11102418), (78, 9252015), (87, 8294910), (90, 8018413), (117, 6168010), (130, 5551209), (145, 4976946), (174, 4147455), (195, 3700806), (234, 3084005), (261, 2764970), (290, 2488473), (377, 1914210), (390, 1850403), (435, 1658982), (522, 1382485), (585, 1233602), (754, 957105), (870, 829491), (1131, 638070), (1170, 616801), (1305, 552994), (1885, 382842), (2262, 319035), (2610, 276497), (3393, 212690), (3770, 191421), (5655, 127614), (6786, 106345), (11310, 63807), (16965, 42538), (21269, 33930)]