54990180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2297}}^1$

素因数の和:2338

約数の個数: 144

約数和(自身を含む): 200753280

約数和(自身を除く): 145763100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 35, 36, 38, 42, 45, 57, 60, 63, 70, 76, 84, 90, 95, 105, 114, 126, 133, 140, 171, 180, 190, 210, 228, 252, 266, 285, 315, 342, 380, 399, 420, 532, 570, 630, 665, 684, 798, 855, 1140, 1197, 1260, 1330, 1596, 1710, 1995, 2297, 2394, 2660, 3420, 3990, 4594, 4788, 5985, 6891, 7980, 9188, 11485, 11970, 13782, 16079, 20673, 22970, 23940, 27564, 32158, 34455, 41346, 43643, 45940, 48237, 64316, 68910, 80395, 82692, 87286, 96474, 103365, 130929, 137820, 144711, 160790, 174572, 192948, 206730, 218215, 241185, 261858, 289422, 305501, 321580, 392787, 413460, 436430, 482370, 523716, 578844, 611002, 654645, 723555, 785574, 872860, 916503, 964740, 1222004, 1309290, 1447110, 1527505, 1571148, 1833006, 1963935, 2618580, 2749509, 2894220, 3055010, 3666012, 3927870, 4582515, 5499018, 6110020, 7855740, 9165030, 10998036, 13747545, 18330060, 27495090, 54990180]

約数ペア:

[(1, 54990180), (2, 27495090), (3, 18330060), (4, 13747545), (5, 10998036), (6, 9165030), (7, 7855740), (9, 6110020), (10, 5499018), (12, 4582515), (14, 3927870), (15, 3666012), (18, 3055010), (19, 2894220), (20, 2749509), (21, 2618580), (28, 1963935), (30, 1833006), (35, 1571148), (36, 1527505), (38, 1447110), (42, 1309290), (45, 1222004), (57, 964740), (60, 916503), (63, 872860), (70, 785574), (76, 723555), (84, 654645), (90, 611002), (95, 578844), (105, 523716), (114, 482370), (126, 436430), (133, 413460), (140, 392787), (171, 321580), (180, 305501), (190, 289422), (210, 261858), (228, 241185), (252, 218215), (266, 206730), (285, 192948), (315, 174572), (342, 160790), (380, 144711), (399, 137820), (420, 130929), (532, 103365), (570, 96474), (630, 87286), (665, 82692), (684, 80395), (798, 68910), (855, 64316), (1140, 48237), (1197, 45940), (1260, 43643), (1330, 41346), (1596, 34455), (1710, 32158), (1995, 27564), (2297, 23940), (2394, 22970), (2660, 20673), (3420, 16079), (3990, 13782), (4594, 11970), (4788, 11485), (5985, 9188), (6891, 7980)]