72586620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 233513280

約数和(自身を除く): 160926660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 89, 90, 92, 115, 138, 178, 180, 197, 207, 230, 267, 276, 345, 356, 394, 414, 445, 460, 534, 591, 690, 788, 801, 828, 890, 985, 1035, 1068, 1182, 1335, 1380, 1602, 1773, 1780, 1970, 2047, 2070, 2364, 2670, 2955, 3204, 3546, 3940, 4005, 4094, 4140, 4531, 5340, 5910, 6141, 7092, 8010, 8188, 8865, 9062, 10235, 11820, 12282, 13593, 16020, 17533, 17730, 18124, 18423, 20470, 22655, 24564, 27186, 30705, 35066, 35460, 36846, 40779, 40940, 45310, 52599, 54372, 61410, 67965, 70132, 73692, 81558, 87665, 90620, 92115, 105198, 122820, 135930, 157797, 163116, 175330, 184230, 203895, 210396, 262995, 271860, 315594, 350660, 368460, 403259, 407790, 525990, 631188, 788985, 806518, 815580, 1051980, 1209777, 1577970, 1613036, 2016295, 2419554, 3155940, 3629331, 4032590, 4839108, 6048885, 7258662, 8065180, 12097770, 14517324, 18146655, 24195540, 36293310, 72586620]

約数ペア:

[(1, 72586620), (2, 36293310), (3, 24195540), (4, 18146655), (5, 14517324), (6, 12097770), (9, 8065180), (10, 7258662), (12, 6048885), (15, 4839108), (18, 4032590), (20, 3629331), (23, 3155940), (30, 2419554), (36, 2016295), (45, 1613036), (46, 1577970), (60, 1209777), (69, 1051980), (89, 815580), (90, 806518), (92, 788985), (115, 631188), (138, 525990), (178, 407790), (180, 403259), (197, 368460), (207, 350660), (230, 315594), (267, 271860), (276, 262995), (345, 210396), (356, 203895), (394, 184230), (414, 175330), (445, 163116), (460, 157797), (534, 135930), (591, 122820), (690, 105198), (788, 92115), (801, 90620), (828, 87665), (890, 81558), (985, 73692), (1035, 70132), (1068, 67965), (1182, 61410), (1335, 54372), (1380, 52599), (1602, 45310), (1773, 40940), (1780, 40779), (1970, 36846), (2047, 35460), (2070, 35066), (2364, 30705), (2670, 27186), (2955, 24564), (3204, 22655), (3546, 20470), (3940, 18423), (4005, 18124), (4094, 17730), (4140, 17533), (4531, 16020), (5340, 13593), (5910, 12282), (6141, 11820), (7092, 10235), (8010, 9062), (8188, 8865)]