123813720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20231}}^1$

素因数の和:20265

約数の個数: 96

約数和(自身を含む): 426085920

約数和(自身を除く): 302272200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 6120, 20231, 40462, 60693, 80924, 101155, 121386, 161848, 182079, 202310, 242772, 303465, 343927, 364158, 404620, 485544, 606930, 687854, 728316, 809240, 910395, 1031781, 1213860, 1375708, 1456632, 1719635, 1820790, 2063562, 2427720, 2751416, 3095343, 3439270, 3641580, 4127124, 5158905, 6190686, 6878540, 7283160, 8254248, 10317810, 12381372, 13757080, 15476715, 20635620, 24762744, 30953430, 41271240, 61906860, 123813720]

約数ペア:

[(1, 123813720), (2, 61906860), (3, 41271240), (4, 30953430), (5, 24762744), (6, 20635620), (8, 15476715), (9, 13757080), (10, 12381372), (12, 10317810), (15, 8254248), (17, 7283160), (18, 6878540), (20, 6190686), (24, 5158905), (30, 4127124), (34, 3641580), (36, 3439270), (40, 3095343), (45, 2751416), (51, 2427720), (60, 2063562), (68, 1820790), (72, 1719635), (85, 1456632), (90, 1375708), (102, 1213860), (120, 1031781), (136, 910395), (153, 809240), (170, 728316), (180, 687854), (204, 606930), (255, 485544), (306, 404620), (340, 364158), (360, 343927), (408, 303465), (510, 242772), (612, 202310), (680, 182079), (765, 161848), (1020, 121386), (1224, 101155), (1530, 80924), (2040, 60693), (3060, 40462), (6120, 20231)]