86991120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6359}}^1$

素因数の和:6397

約数の個数: 120

約数和(自身を含む): 307569600

約数和(自身を除く): 220578480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6359, 6840, 12718, 13680, 19077, 25436, 31795, 38154, 50872, 57231, 63590, 76308, 95385, 101744, 114462, 120821, 127180, 152616, 190770, 228924, 241642, 254360, 286155, 305232, 362463, 381540, 457848, 483284, 508720, 572310, 604105, 724926, 763080, 915696, 966568, 1087389, 1144620, 1208210, 1449852, 1526160, 1812315, 1933136, 2174778, 2289240, 2416420, 2899704, 3624630, 4349556, 4578480, 4832840, 5436945, 5799408, 7249260, 8699112, 9665680, 10873890, 14498520, 17398224, 21747780, 28997040, 43495560, 86991120]

約数ペア:

[(1, 86991120), (2, 43495560), (3, 28997040), (4, 21747780), (5, 17398224), (6, 14498520), (8, 10873890), (9, 9665680), (10, 8699112), (12, 7249260), (15, 5799408), (16, 5436945), (18, 4832840), (19, 4578480), (20, 4349556), (24, 3624630), (30, 2899704), (36, 2416420), (38, 2289240), (40, 2174778), (45, 1933136), (48, 1812315), (57, 1526160), (60, 1449852), (72, 1208210), (76, 1144620), (80, 1087389), (90, 966568), (95, 915696), (114, 763080), (120, 724926), (144, 604105), (152, 572310), (171, 508720), (180, 483284), (190, 457848), (228, 381540), (240, 362463), (285, 305232), (304, 286155), (342, 254360), (360, 241642), (380, 228924), (456, 190770), (570, 152616), (684, 127180), (720, 120821), (760, 114462), (855, 101744), (912, 95385), (1140, 76308), (1368, 63590), (1520, 57231), (1710, 50872), (2280, 38154), (2736, 31795), (3420, 25436), (4560, 19077), (6359, 13680), (6840, 12718)]