90917280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3363

約数の個数: 144

約数和(自身を含む): 326682720

約数和(自身を除く): 235765440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3323, 3420, 4560, 5472, 6646, 6840, 9120, 9969, 13292, 13680, 16615, 19938, 26584, 27360, 29907, 33230, 39876, 49845, 53168, 59814, 63137, 66460, 79752, 99690, 106336, 119628, 126274, 132920, 149535, 159504, 189411, 199380, 239256, 252548, 265840, 299070, 315685, 319008, 378822, 398760, 478512, 505096, 531680, 568233, 598140, 631370, 757644, 797520, 947055, 957024, 1010192, 1136466, 1196280, 1262740, 1515288, 1595040, 1894110, 2020384, 2272932, 2392560, 2525480, 2841165, 3030576, 3788220, 4545864, 4785120, 5050960, 5682330, 6061152, 7576440, 9091728, 10101920, 11364660, 15152880, 18183456, 22729320, 30305760, 45458640, 90917280]

約数ペア:

[(1, 90917280), (2, 45458640), (3, 30305760), (4, 22729320), (5, 18183456), (6, 15152880), (8, 11364660), (9, 10101920), (10, 9091728), (12, 7576440), (15, 6061152), (16, 5682330), (18, 5050960), (19, 4785120), (20, 4545864), (24, 3788220), (30, 3030576), (32, 2841165), (36, 2525480), (38, 2392560), (40, 2272932), (45, 2020384), (48, 1894110), (57, 1595040), (60, 1515288), (72, 1262740), (76, 1196280), (80, 1136466), (90, 1010192), (95, 957024), (96, 947055), (114, 797520), (120, 757644), (144, 631370), (152, 598140), (160, 568233), (171, 531680), (180, 505096), (190, 478512), (228, 398760), (240, 378822), (285, 319008), (288, 315685), (304, 299070), (342, 265840), (360, 252548), (380, 239256), (456, 199380), (480, 189411), (570, 159504), (608, 149535), (684, 132920), (720, 126274), (760, 119628), (855, 106336), (912, 99690), (1140, 79752), (1368, 66460), (1440, 63137), (1520, 59814), (1710, 53168), (1824, 49845), (2280, 39876), (2736, 33230), (3040, 29907), (3323, 27360), (3420, 26584), (4560, 19938), (5472, 16615), (6646, 13680), (6840, 13292), (9120, 9969)]