172211820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{443}}^1$

素因数の和:516

約数の個数: 192

約数和(自身を含む): 572866560

約数和(自身を除く): 400654740

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 31, 33, 38, 44, 55, 57, 60, 62, 66, 76, 93, 95, 110, 114, 124, 132, 155, 165, 186, 190, 209, 220, 228, 285, 310, 330, 341, 372, 380, 418, 443, 465, 570, 589, 620, 627, 660, 682, 836, 886, 930, 1023, 1045, 1140, 1178, 1254, 1329, 1364, 1705, 1767, 1772, 1860, 2046, 2090, 2215, 2356, 2508, 2658, 2945, 3135, 3410, 3534, 4092, 4180, 4430, 4873, 5115, 5316, 5890, 6270, 6479, 6645, 6820, 7068, 8417, 8835, 8860, 9746, 10230, 11780, 12540, 12958, 13290, 13733, 14619, 16834, 17670, 19437, 19492, 20460, 24365, 25251, 25916, 26580, 27466, 29238, 32395, 33668, 35340, 38874, 41199, 42085, 48730, 50502, 54932, 58476, 64790, 68665, 73095, 77748, 82398, 84170, 92587, 97185, 97460, 101004, 126255, 129580, 137330, 146190, 151063, 164796, 168340, 185174, 194370, 205995, 252510, 260927, 274660, 277761, 292380, 302126, 370348, 388740, 411990, 453189, 462935, 505020, 521854, 555522, 604252, 755315, 782781, 823980, 906378, 925870, 1043708, 1111044, 1304635, 1388805, 1510630, 1565562, 1812756, 1851740, 2265945, 2609270, 2777610, 2870197, 3021260, 3131124, 3913905, 4531890, 5218540, 5555220, 5740394, 7827810, 8610591, 9063780, 11480788, 14350985, 15655620, 17221182, 28701970, 34442364, 43052955, 57403940, 86105910, 172211820]

約数ペア:

[(1, 172211820), (2, 86105910), (3, 57403940), (4, 43052955), (5, 34442364), (6, 28701970), (10, 17221182), (11, 15655620), (12, 14350985), (15, 11480788), (19, 9063780), (20, 8610591), (22, 7827810), (30, 5740394), (31, 5555220), (33, 5218540), (38, 4531890), (44, 3913905), (55, 3131124), (57, 3021260), (60, 2870197), (62, 2777610), (66, 2609270), (76, 2265945), (93, 1851740), (95, 1812756), (110, 1565562), (114, 1510630), (124, 1388805), (132, 1304635), (155, 1111044), (165, 1043708), (186, 925870), (190, 906378), (209, 823980), (220, 782781), (228, 755315), (285, 604252), (310, 555522), (330, 521854), (341, 505020), (372, 462935), (380, 453189), (418, 411990), (443, 388740), (465, 370348), (570, 302126), (589, 292380), (620, 277761), (627, 274660), (660, 260927), (682, 252510), (836, 205995), (886, 194370), (930, 185174), (1023, 168340), (1045, 164796), (1140, 151063), (1178, 146190), (1254, 137330), (1329, 129580), (1364, 126255), (1705, 101004), (1767, 97460), (1772, 97185), (1860, 92587), (2046, 84170), (2090, 82398), (2215, 77748), (2356, 73095), (2508, 68665), (2658, 64790), (2945, 58476), (3135, 54932), (3410, 50502), (3534, 48730), (4092, 42085), (4180, 41199), (4430, 38874), (4873, 35340), (5115, 33668), (5316, 32395), (5890, 29238), (6270, 27466), (6479, 26580), (6645, 25916), (6820, 25251), (7068, 24365), (8417, 20460), (8835, 19492), (8860, 19437), (9746, 17670), (10230, 16834), (11780, 14619), (12540, 13733), (12958, 13290)]