20458098360

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{2707}}^1\times {\mathrm{2999}}^1$

素因数の和:5730

約数の個数: 192

約数和(自身を含む): 76040640000

約数和(自身を除く): 55582541640

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, 2520, 2707, 2999, 5414, 5998, 8121, 8997, 10828, 11996, 13535, 14995, 16242, 17994, 18949, 20993, 21656, 23992, 24363, 26991, 27070, 29990, 32484, 35988, 37898, 40605, 41986, 44985, 48726, 53982, 54140, 56847, 59980, 62979, 64968, 71976, 75796, 81210, 83972, 89970, 94745, 97452, 104965, 107964, 108280, 113694, 119960, 121815, 125958, 134955, 151592, 162420, 167944, 170541, 179940, 188937, 189490, 194904, 209930, 215928, 227388, 243630, 251916, 269910, 284235, 314895, 324840, 341082, 359880, 377874, 378980, 419860, 454776, 487260, 503832, 539820, 568470, 629790, 682164, 755748, 757960, 839720, 852705, 944685, 974520, 1079640, 1136940, 1259580, 1364328, 1511496, 1705410, 1889370, 2273880, 2519160, 3410820, 3778740, 6821640, 7557480, 8118293, 16236586, 24354879, 32473172, 40591465, 48709758, 56828051, 64946344, 73064637, 81182930, 97419516, 113656102, 121774395, 146129274, 162365860, 170484153, 194839032, 227312204, 243548790, 284140255, 292258548, 324731720, 340968306, 365323185, 454624408, 487097580, 511452459, 568280510, 584517096, 681936612, 730646370, 852420765, 974195160, 1022904918, 1136561020, 1363873224, 1461292740, 1704841530, 2045809836, 2273122040, 2557262295, 2922585480, 3409683060, 4091619672, 5114524590, 6819366120, 10229049180, 20458098360]

約数ペア:

[(1, 20458098360), (2, 10229049180), (3, 6819366120), (4, 5114524590), (5, 4091619672), (6, 3409683060), (7, 2922585480), (8, 2557262295), (9, 2273122040), (10, 2045809836), (12, 1704841530), (14, 1461292740), (15, 1363873224), (18, 1136561020), (20, 1022904918), (21, 974195160), (24, 852420765), (28, 730646370), (30, 681936612), (35, 584517096), (36, 568280510), (40, 511452459), (42, 487097580), (45, 454624408), (56, 365323185), (60, 340968306), (63, 324731720), (70, 292258548), (72, 284140255), (84, 243548790), (90, 227312204), (105, 194839032), (120, 170484153), (126, 162365860), (140, 146129274), (168, 121774395), (180, 113656102), (210, 97419516), (252, 81182930), (280, 73064637), (315, 64946344), (360, 56828051), (420, 48709758), (504, 40591465), (630, 32473172), (840, 24354879), (1260, 16236586), (2520, 8118293), (2707, 7557480), (2999, 6821640), (5414, 3778740), (5998, 3410820), (8121, 2519160), (8997, 2273880), (10828, 1889370), (11996, 1705410), (13535, 1511496), (14995, 1364328), (16242, 1259580), (17994, 1136940), (18949, 1079640), (20993, 974520), (21656, 944685), (23992, 852705), (24363, 839720), (26991, 757960), (27070, 755748), (29990, 682164), (32484, 629790), (35988, 568470), (37898, 539820), (40605, 503832), (41986, 487260), (44985, 454776), (48726, 419860), (53982, 378980), (54140, 377874), (56847, 359880), (59980, 341082), (62979, 324840), (64968, 314895), (71976, 284235), (75796, 269910), (81210, 251916), (83972, 243630), (89970, 227388), (94745, 215928), (97452, 209930), (104965, 194904), (107964, 189490), (108280, 188937), (113694, 179940), (119960, 170541), (121815, 167944), (125958, 162420), (134955, 151592)]