20739970440

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{2213}}^1\times {\mathrm{3719}}^1$

素因数の和:5956

約数の個数: 192

約数和(自身を含む): 77089708800

約数和(自身を除く): 56349738360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 105, 120, 126, 140, 168, 180, 210, 252, 280, 315, 360, 420, 504, 630, 840, 1260, 2213, 2520, 3719, 4426, 6639, 7438, 8852, 11065, 11157, 13278, 14876, 15491, 17704, 18595, 19917, 22130, 22314, 26033, 26556, 29752, 30982, 33195, 33471, 37190, 39834, 44260, 44628, 46473, 52066, 53112, 55785, 61964, 66390, 66942, 74380, 77455, 78099, 79668, 88520, 89256, 92946, 99585, 104132, 111570, 123928, 130165, 132780, 133884, 139419, 148760, 154910, 156198, 159336, 167355, 185892, 199170, 208264, 223140, 232365, 234297, 260330, 265560, 267768, 278838, 309820, 312396, 334710, 371784, 390495, 398340, 446280, 464730, 468594, 520660, 557676, 619640, 624792, 669420, 697095, 780990, 796680, 929460, 937188, 1041320, 1115352, 1171485, 1338840, 1394190, 1561980, 1858920, 1874376, 2342970, 2788380, 3123960, 4685940, 5576760, 8230147, 9371880, 16460294, 24690441, 32920588, 41150735, 49380882, 57611029, 65841176, 74071323, 82301470, 98761764, 115222058, 123452205, 148142646, 164602940, 172833087, 197523528, 230444116, 246904410, 288055145, 296285292, 329205880, 345666174, 370356615, 460888232, 493808820, 518499261, 576110290, 592570584, 691332348, 740713230, 864165435, 987617640, 1036998522, 1152220580, 1382664696, 1481426460, 1728330870, 2073997044, 2304441160, 2592496305, 2962852920, 3456661740, 4147994088, 5184992610, 6913323480, 10369985220, 20739970440]

約数ペア:

[(1, 20739970440), (2, 10369985220), (3, 6913323480), (4, 5184992610), (5, 4147994088), (6, 3456661740), (7, 2962852920), (8, 2592496305), (9, 2304441160), (10, 2073997044), (12, 1728330870), (14, 1481426460), (15, 1382664696), (18, 1152220580), (20, 1036998522), (21, 987617640), (24, 864165435), (28, 740713230), (30, 691332348), (35, 592570584), (36, 576110290), (40, 518499261), (42, 493808820), (45, 460888232), (56, 370356615), (60, 345666174), (63, 329205880), (70, 296285292), (72, 288055145), (84, 246904410), (90, 230444116), (105, 197523528), (120, 172833087), (126, 164602940), (140, 148142646), (168, 123452205), (180, 115222058), (210, 98761764), (252, 82301470), (280, 74071323), (315, 65841176), (360, 57611029), (420, 49380882), (504, 41150735), (630, 32920588), (840, 24690441), (1260, 16460294), (2213, 9371880), (2520, 8230147), (3719, 5576760), (4426, 4685940), (6639, 3123960), (7438, 2788380), (8852, 2342970), (11065, 1874376), (11157, 1858920), (13278, 1561980), (14876, 1394190), (15491, 1338840), (17704, 1171485), (18595, 1115352), (19917, 1041320), (22130, 937188), (22314, 929460), (26033, 796680), (26556, 780990), (29752, 697095), (30982, 669420), (33195, 624792), (33471, 619640), (37190, 557676), (39834, 520660), (44260, 468594), (44628, 464730), (46473, 446280), (52066, 398340), (53112, 390495), (55785, 371784), (61964, 334710), (66390, 312396), (66942, 309820), (74380, 278838), (77455, 267768), (78099, 265560), (79668, 260330), (88520, 234297), (89256, 232365), (92946, 223140), (99585, 208264), (104132, 199170), (111570, 185892), (123928, 167355), (130165, 159336), (132780, 156198), (133884, 154910), (139419, 148760)]