20906669160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{36319}}^1$

素因数の和:36393

約数の個数: 256

約数和(自身を含む): 76882176000

約数和(自身を除く): 55975506840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 41, 45, 52, 54, 60, 65, 72, 78, 82, 90, 104, 108, 117, 120, 123, 130, 135, 156, 164, 180, 195, 205, 216, 234, 246, 260, 270, 312, 328, 351, 360, 369, 390, 410, 468, 492, 520, 533, 540, 585, 615, 702, 738, 780, 820, 936, 984, 1066, 1080, 1107, 1170, 1230, 1404, 1476, 1560, 1599, 1640, 1755, 1845, 2132, 2214, 2340, 2460, 2665, 2808, 2952, 3198, 3510, 3690, 4264, 4428, 4680, 4797, 4920, 5330, 5535, 6396, 7020, 7380, 7995, 8856, 9594, 10660, 11070, 12792, 14040, 14391, 14760, 15990, 19188, 21320, 22140, 23985, 28782, 31980, 36319, 38376, 44280, 47970, 57564, 63960, 71955, 72638, 95940, 108957, 115128, 143910, 145276, 181595, 191880, 217914, 287820, 290552, 326871, 363190, 435828, 472147, 544785, 575640, 653742, 726380, 871656, 944294, 980613, 1089570, 1307484, 1416441, 1452760, 1489079, 1634355, 1888588, 1961226, 2179140, 2360735, 2614968, 2832882, 2978158, 3268710, 3777176, 3922452, 4249323, 4358280, 4467237, 4721470, 4903065, 5665764, 5956316, 6537420, 7082205, 7445395, 7844904, 8498646, 8934474, 9442940, 9806130, 11331528, 11912632, 12747969, 13074840, 13401711, 14164410, 14890790, 16997292, 17868948, 18885880, 19358027, 19612260, 21246615, 22336185, 25495938, 26803422, 28328820, 29781580, 33994584, 35737896, 38716054, 39224520, 40205133, 42493230, 44672370, 50991876, 53606844, 56657640, 58074081, 59563160, 63739845, 67008555, 77432108, 80410266, 84986460, 89344740, 96790135, 101983752, 107213688, 116148162, 127479690, 134017110, 154864216, 160820532, 169972920, 174222243, 178689480, 193580270, 201025665, 232296324, 254959380, 268034220, 290370405, 321641064, 348444486, 387160540, 402051330, 464592648, 509918760, 522666729, 536068440, 580740810, 696888972, 774321080, 804102660, 871111215, 1045333458, 1161481620, 1393777944, 1608205320, 1742222430, 2090666916, 2322963240, 2613333645, 3484444860, 4181333832, 5226667290, 6968889720, 10453334580, 20906669160]

約数ペア:

[(1, 20906669160), (2, 10453334580), (3, 6968889720), (4, 5226667290), (5, 4181333832), (6, 3484444860), (8, 2613333645), (9, 2322963240), (10, 2090666916), (12, 1742222430), (13, 1608205320), (15, 1393777944), (18, 1161481620), (20, 1045333458), (24, 871111215), (26, 804102660), (27, 774321080), (30, 696888972), (36, 580740810), (39, 536068440), (40, 522666729), (41, 509918760), (45, 464592648), (52, 402051330), (54, 387160540), (60, 348444486), (65, 321641064), (72, 290370405), (78, 268034220), (82, 254959380), (90, 232296324), (104, 201025665), (108, 193580270), (117, 178689480), (120, 174222243), (123, 169972920), (130, 160820532), (135, 154864216), (156, 134017110), (164, 127479690), (180, 116148162), (195, 107213688), (205, 101983752), (216, 96790135), (234, 89344740), (246, 84986460), (260, 80410266), (270, 77432108), (312, 67008555), (328, 63739845), (351, 59563160), (360, 58074081), (369, 56657640), (390, 53606844), (410, 50991876), (468, 44672370), (492, 42493230), (520, 40205133), (533, 39224520), (540, 38716054), (585, 35737896), (615, 33994584), (702, 29781580), (738, 28328820), (780, 26803422), (820, 25495938), (936, 22336185), (984, 21246615), (1066, 19612260), (1080, 19358027), (1107, 18885880), (1170, 17868948), (1230, 16997292), (1404, 14890790), (1476, 14164410), (1560, 13401711), (1599, 13074840), (1640, 12747969), (1755, 11912632), (1845, 11331528), (2132, 9806130), (2214, 9442940), (2340, 8934474), (2460, 8498646), (2665, 7844904), (2808, 7445395), (2952, 7082205), (3198, 6537420), (3510, 5956316), (3690, 5665764), (4264, 4903065), (4428, 4721470), (4680, 4467237), (4797, 4358280), (4920, 4249323), (5330, 3922452), (5535, 3777176), (6396, 3268710), (7020, 2978158), (7380, 2832882), (7995, 2614968), (8856, 2360735), (9594, 2179140), (10660, 1961226), (11070, 1888588), (12792, 1634355), (14040, 1489079), (14391, 1452760), (14760, 1416441), (15990, 1307484), (19188, 1089570), (21320, 980613), (22140, 944294), (23985, 871656), (28782, 726380), (31980, 653742), (36319, 575640), (38376, 544785), (44280, 472147), (47970, 435828), (57564, 363190), (63960, 326871), (71955, 290552), (72638, 287820), (95940, 217914), (108957, 191880), (115128, 181595), (143910, 145276)]