20735605680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{103}}^1\times {\mathrm{499}}^1$

素因数の和:700

約数の個数: 240

約数和(自身を含む): 66659424000

約数和(自身を除く): 45923818320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 103, 120, 123, 164, 205, 206, 240, 246, 309, 328, 410, 412, 492, 499, 515, 615, 618, 656, 820, 824, 984, 998, 1030, 1230, 1236, 1497, 1545, 1640, 1648, 1681, 1968, 1996, 2060, 2460, 2472, 2495, 2994, 3090, 3280, 3362, 3992, 4120, 4223, 4920, 4944, 4990, 5043, 5988, 6180, 6724, 7485, 7984, 8240, 8405, 8446, 9840, 9980, 10086, 11976, 12360, 12669, 13448, 14970, 16810, 16892, 19960, 20172, 20459, 21115, 23952, 24720, 25215, 25338, 26896, 29940, 33620, 33784, 39920, 40344, 40918, 42230, 50430, 50676, 51397, 59880, 61377, 63345, 67240, 67568, 80688, 81836, 84460, 100860, 101352, 102295, 102794, 119760, 122754, 126690, 134480, 154191, 163672, 168920, 173143, 201720, 202704, 204590, 205588, 245508, 253380, 256985, 306885, 308382, 327344, 337840, 346286, 403440, 409180, 411176, 491016, 506760, 513970, 519429, 613770, 616764, 692572, 770955, 818360, 822352, 838819, 865715, 982032, 1013520, 1027940, 1038858, 1227540, 1233528, 1385144, 1541910, 1636720, 1677638, 1731430, 2055880, 2077716, 2107277, 2455080, 2467056, 2516457, 2597145, 2770288, 3083820, 3355276, 3462860, 4111760, 4155432, 4194095, 4214554, 4910160, 5032914, 5194290, 6167640, 6321831, 6710552, 6925720, 8310864, 8388190, 8429108, 10065828, 10388580, 10536385, 12335280, 12582285, 12643662, 13421104, 13851440, 16776380, 16858216, 20131656, 20777160, 21072770, 25164570, 25287324, 31609155, 33552760, 33716432, 40263312, 41554320, 42145540, 50329140, 50574648, 63218310, 67105520, 84291080, 86398357, 100658280, 101149296, 126436620, 168582160, 172796714, 201316560, 252873240, 259195071, 345593428, 431991785, 505746480, 518390142, 691186856, 863983570, 1036780284, 1295975355, 1382373712, 1727967140, 2073560568, 2591950710, 3455934280, 4147121136, 5183901420, 6911868560, 10367802840, 20735605680]

約数ペア:

[(1, 20735605680), (2, 10367802840), (3, 6911868560), (4, 5183901420), (5, 4147121136), (6, 3455934280), (8, 2591950710), (10, 2073560568), (12, 1727967140), (15, 1382373712), (16, 1295975355), (20, 1036780284), (24, 863983570), (30, 691186856), (40, 518390142), (41, 505746480), (48, 431991785), (60, 345593428), (80, 259195071), (82, 252873240), (103, 201316560), (120, 172796714), (123, 168582160), (164, 126436620), (205, 101149296), (206, 100658280), (240, 86398357), (246, 84291080), (309, 67105520), (328, 63218310), (410, 50574648), (412, 50329140), (492, 42145540), (499, 41554320), (515, 40263312), (615, 33716432), (618, 33552760), (656, 31609155), (820, 25287324), (824, 25164570), (984, 21072770), (998, 20777160), (1030, 20131656), (1230, 16858216), (1236, 16776380), (1497, 13851440), (1545, 13421104), (1640, 12643662), (1648, 12582285), (1681, 12335280), (1968, 10536385), (1996, 10388580), (2060, 10065828), (2460, 8429108), (2472, 8388190), (2495, 8310864), (2994, 6925720), (3090, 6710552), (3280, 6321831), (3362, 6167640), (3992, 5194290), (4120, 5032914), (4223, 4910160), (4920, 4214554), (4944, 4194095), (4990, 4155432), (5043, 4111760), (5988, 3462860), (6180, 3355276), (6724, 3083820), (7485, 2770288), (7984, 2597145), (8240, 2516457), (8405, 2467056), (8446, 2455080), (9840, 2107277), (9980, 2077716), (10086, 2055880), (11976, 1731430), (12360, 1677638), (12669, 1636720), (13448, 1541910), (14970, 1385144), (16810, 1233528), (16892, 1227540), (19960, 1038858), (20172, 1027940), (20459, 1013520), (21115, 982032), (23952, 865715), (24720, 838819), (25215, 822352), (25338, 818360), (26896, 770955), (29940, 692572), (33620, 616764), (33784, 613770), (39920, 519429), (40344, 513970), (40918, 506760), (42230, 491016), (50430, 411176), (50676, 409180), (51397, 403440), (59880, 346286), (61377, 337840), (63345, 327344), (67240, 308382), (67568, 306885), (80688, 256985), (81836, 253380), (84460, 245508), (100860, 205588), (101352, 204590), (102295, 202704), (102794, 201720), (119760, 173143), (122754, 168920), (126690, 163672), (134480, 154191)]