15909840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1201

約数の個数: 120

約数和(自身を含む): 56291040

約数和(自身を除く): 40381200

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, 1163, 1368, 1520, 1710, 2280, 2326, 2736, 3420, 3489, 4560, 4652, 5815, 6840, 6978, 9304, 10467, 11630, 13680, 13956, 17445, 18608, 20934, 22097, 23260, 27912, 34890, 41868, 44194, 46520, 52335, 55824, 66291, 69780, 83736, 88388, 93040, 104670, 110485, 132582, 139560, 167472, 176776, 198873, 209340, 220970, 265164, 279120, 331455, 353552, 397746, 418680, 441940, 530328, 662910, 795492, 837360, 883880, 994365, 1060656, 1325820, 1590984, 1767760, 1988730, 2651640, 3181968, 3977460, 5303280, 7954920, 15909840]

約数ペア:

[(1, 15909840), (2, 7954920), (3, 5303280), (4, 3977460), (5, 3181968), (6, 2651640), (8, 1988730), (9, 1767760), (10, 1590984), (12, 1325820), (15, 1060656), (16, 994365), (18, 883880), (19, 837360), (20, 795492), (24, 662910), (30, 530328), (36, 441940), (38, 418680), (40, 397746), (45, 353552), (48, 331455), (57, 279120), (60, 265164), (72, 220970), (76, 209340), (80, 198873), (90, 176776), (95, 167472), (114, 139560), (120, 132582), (144, 110485), (152, 104670), (171, 93040), (180, 88388), (190, 83736), (228, 69780), (240, 66291), (285, 55824), (304, 52335), (342, 46520), (360, 44194), (380, 41868), (456, 34890), (570, 27912), (684, 23260), (720, 22097), (760, 20934), (855, 18608), (912, 17445), (1140, 13956), (1163, 13680), (1368, 11630), (1520, 10467), (1710, 9304), (2280, 6978), (2326, 6840), (2736, 5815), (3420, 4652), (3489, 4560)]