20121327900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{2617}}^1\times {\mathrm{8543}}^1$

素因数の和:11180

約数の個数: 108

約数和(自身を含む): 63100669632

約数和(自身を除く): 42979341732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 2617, 5234, 7851, 8543, 10468, 13085, 15702, 17086, 23553, 25629, 26170, 31404, 34172, 39255, 42715, 47106, 51258, 52340, 65425, 76887, 78510, 85430, 94212, 102516, 117765, 128145, 130850, 153774, 157020, 170860, 196275, 213575, 235530, 256290, 261700, 307548, 384435, 392550, 427150, 471060, 512580, 588825, 640725, 768870, 785100, 854300, 1177650, 1281450, 1537740, 1922175, 2355300, 2562900, 3844350, 7688700, 22357031, 44714062, 67071093, 89428124, 111785155, 134142186, 201213279, 223570310, 268284372, 335355465, 402426558, 447140620, 558925775, 670710930, 804853116, 1006066395, 1117851550, 1341421860, 1676777325, 2012132790, 2235703100, 3353554650, 4024265580, 5030331975, 6707109300, 10060663950, 20121327900]

約数ペア:

[(1, 20121327900), (2, 10060663950), (3, 6707109300), (4, 5030331975), (5, 4024265580), (6, 3353554650), (9, 2235703100), (10, 2012132790), (12, 1676777325), (15, 1341421860), (18, 1117851550), (20, 1006066395), (25, 804853116), (30, 670710930), (36, 558925775), (45, 447140620), (50, 402426558), (60, 335355465), (75, 268284372), (90, 223570310), (100, 201213279), (150, 134142186), (180, 111785155), (225, 89428124), (300, 67071093), (450, 44714062), (900, 22357031), (2617, 7688700), (5234, 3844350), (7851, 2562900), (8543, 2355300), (10468, 1922175), (13085, 1537740), (15702, 1281450), (17086, 1177650), (23553, 854300), (25629, 785100), (26170, 768870), (31404, 640725), (34172, 588825), (39255, 512580), (42715, 471060), (47106, 427150), (51258, 392550), (52340, 384435), (65425, 307548), (76887, 261700), (78510, 256290), (85430, 235530), (94212, 213575), (102516, 196275), (117765, 170860), (128145, 157020), (130850, 153774)]