18972360

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1597}}^1$

素因数の和:1628

約数の個数: 128

約数和(自身を含む): 69033600

約数和(自身を除く): 50061240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 54, 55, 60, 66, 72, 88, 90, 99, 108, 110, 120, 132, 135, 165, 180, 198, 216, 220, 264, 270, 297, 330, 360, 396, 440, 495, 540, 594, 660, 792, 990, 1080, 1188, 1320, 1485, 1597, 1980, 2376, 2970, 3194, 3960, 4791, 5940, 6388, 7985, 9582, 11880, 12776, 14373, 15970, 17567, 19164, 23955, 28746, 31940, 35134, 38328, 43119, 47910, 52701, 57492, 63880, 70268, 71865, 86238, 87835, 95820, 105402, 114984, 140536, 143730, 158103, 172476, 175670, 191640, 210804, 215595, 263505, 287460, 316206, 344952, 351340, 421608, 431190, 474309, 527010, 574920, 632412, 702680, 790515, 862380, 948618, 1054020, 1264824, 1581030, 1724760, 1897236, 2108040, 2371545, 3162060, 3794472, 4743090, 6324120, 9486180, 18972360]

約数ペア:

[(1, 18972360), (2, 9486180), (3, 6324120), (4, 4743090), (5, 3794472), (6, 3162060), (8, 2371545), (9, 2108040), (10, 1897236), (11, 1724760), (12, 1581030), (15, 1264824), (18, 1054020), (20, 948618), (22, 862380), (24, 790515), (27, 702680), (30, 632412), (33, 574920), (36, 527010), (40, 474309), (44, 431190), (45, 421608), (54, 351340), (55, 344952), (60, 316206), (66, 287460), (72, 263505), (88, 215595), (90, 210804), (99, 191640), (108, 175670), (110, 172476), (120, 158103), (132, 143730), (135, 140536), (165, 114984), (180, 105402), (198, 95820), (216, 87835), (220, 86238), (264, 71865), (270, 70268), (297, 63880), (330, 57492), (360, 52701), (396, 47910), (440, 43119), (495, 38328), (540, 35134), (594, 31940), (660, 28746), (792, 23955), (990, 19164), (1080, 17567), (1188, 15970), (1320, 14373), (1485, 12776), (1597, 11880), (1980, 9582), (2376, 7985), (2970, 6388), (3194, 5940), (3960, 4791)]