20810389680

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{9929}}^1$

素因数の和:10060

約数の個数: 240

約数和(自身を含む): 72608477760

約数和(自身を除く): 51798088080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 41, 45, 48, 60, 71, 72, 80, 82, 90, 120, 123, 142, 144, 164, 180, 205, 213, 240, 246, 284, 328, 355, 360, 369, 410, 426, 492, 568, 615, 639, 656, 710, 720, 738, 820, 852, 984, 1065, 1136, 1230, 1278, 1420, 1476, 1640, 1704, 1845, 1968, 2130, 2460, 2556, 2840, 2911, 2952, 3195, 3280, 3408, 3690, 4260, 4920, 5112, 5680, 5822, 5904, 6390, 7380, 8520, 8733, 9840, 9929, 10224, 11644, 12780, 14555, 14760, 17040, 17466, 19858, 23288, 25560, 26199, 29110, 29520, 29787, 34932, 39716, 43665, 46576, 49645, 51120, 52398, 58220, 59574, 69864, 79432, 87330, 89361, 99290, 104796, 116440, 119148, 130995, 139728, 148935, 158864, 174660, 178722, 198580, 209592, 232880, 238296, 261990, 297870, 349320, 357444, 397160, 407089, 419184, 446805, 476592, 523980, 595740, 698640, 704959, 714888, 794320, 814178, 893610, 1047960, 1191480, 1221267, 1409918, 1429776, 1628356, 1787220, 2035445, 2095920, 2114877, 2382960, 2442534, 2819836, 3256712, 3524795, 3574440, 3663801, 4070890, 4229754, 4885068, 5639672, 6106335, 6344631, 6513424, 7049590, 7148880, 7327602, 8141780, 8459508, 9770136, 10574385, 11279344, 12212670, 12689262, 14099180, 14655204, 16283560, 16919016, 18319005, 19540272, 21148770, 24425340, 25378524, 28198360, 28903319, 29310408, 31723155, 32567120, 33838032, 36638010, 42297540, 48850680, 50757048, 56396720, 57806638, 58620816, 63446310, 73276020, 84595080, 86709957, 97701360, 101514096, 115613276, 126892620, 144516595, 146552040, 169190160, 173419914, 231226552, 253785240, 260129871, 289033190, 293104080, 346839828, 433549785, 462453104, 507570480, 520259742, 578066380, 693679656, 867099570, 1040519484, 1156132760, 1300649355, 1387359312, 1734199140, 2081038968, 2312265520, 2601298710, 3468398280, 4162077936, 5202597420, 6936796560, 10405194840, 20810389680]

約数ペア:

[(1, 20810389680), (2, 10405194840), (3, 6936796560), (4, 5202597420), (5, 4162077936), (6, 3468398280), (8, 2601298710), (9, 2312265520), (10, 2081038968), (12, 1734199140), (15, 1387359312), (16, 1300649355), (18, 1156132760), (20, 1040519484), (24, 867099570), (30, 693679656), (36, 578066380), (40, 520259742), (41, 507570480), (45, 462453104), (48, 433549785), (60, 346839828), (71, 293104080), (72, 289033190), (80, 260129871), (82, 253785240), (90, 231226552), (120, 173419914), (123, 169190160), (142, 146552040), (144, 144516595), (164, 126892620), (180, 115613276), (205, 101514096), (213, 97701360), (240, 86709957), (246, 84595080), (284, 73276020), (328, 63446310), (355, 58620816), (360, 57806638), (369, 56396720), (410, 50757048), (426, 48850680), (492, 42297540), (568, 36638010), (615, 33838032), (639, 32567120), (656, 31723155), (710, 29310408), (720, 28903319), (738, 28198360), (820, 25378524), (852, 24425340), (984, 21148770), (1065, 19540272), (1136, 18319005), (1230, 16919016), (1278, 16283560), (1420, 14655204), (1476, 14099180), (1640, 12689262), (1704, 12212670), (1845, 11279344), (1968, 10574385), (2130, 9770136), (2460, 8459508), (2556, 8141780), (2840, 7327602), (2911, 7148880), (2952, 7049590), (3195, 6513424), (3280, 6344631), (3408, 6106335), (3690, 5639672), (4260, 4885068), (4920, 4229754), (5112, 4070890), (5680, 3663801), (5822, 3574440), (5904, 3524795), (6390, 3256712), (7380, 2819836), (8520, 2442534), (8733, 2382960), (9840, 2114877), (9929, 2095920), (10224, 2035445), (11644, 1787220), (12780, 1628356), (14555, 1429776), (14760, 1409918), (17040, 1221267), (17466, 1191480), (19858, 1047960), (23288, 893610), (25560, 814178), (26199, 794320), (29110, 714888), (29520, 704959), (29787, 698640), (34932, 595740), (39716, 523980), (43665, 476592), (46576, 446805), (49645, 419184), (51120, 407089), (52398, 397160), (58220, 357444), (59574, 349320), (69864, 297870), (79432, 261990), (87330, 238296), (89361, 232880), (99290, 209592), (104796, 198580), (116440, 178722), (119148, 174660), (130995, 158864), (139728, 148935)]