20228977020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{19571}}^1$

素因数の和:19720

約数の個数: 192

約数和(自身を含む): 68181958656

約数和(自身を除く): 47952981636

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 107, 115, 138, 140, 161, 210, 214, 230, 276, 321, 322, 345, 420, 428, 460, 483, 535, 642, 644, 690, 749, 805, 966, 1070, 1284, 1380, 1498, 1605, 1610, 1932, 2140, 2247, 2415, 2461, 2996, 3210, 3220, 3745, 4494, 4830, 4922, 6420, 7383, 7490, 8988, 9660, 9844, 11235, 12305, 14766, 14980, 17227, 19571, 22470, 24610, 29532, 34454, 36915, 39142, 44940, 49220, 51681, 58713, 68908, 73830, 78284, 86135, 97855, 103362, 117426, 136997, 147660, 172270, 195710, 206724, 234852, 258405, 273994, 293565, 344540, 391420, 410991, 450133, 516810, 547988, 587130, 684985, 821982, 900266, 1033620, 1174260, 1350399, 1369970, 1643964, 1800532, 2054955, 2094097, 2250665, 2700798, 2739940, 3150931, 4109910, 4188194, 4501330, 5401596, 6282291, 6301862, 6751995, 8219820, 8376388, 9002660, 9452793, 10470485, 12564582, 12603724, 13503990, 14658679, 15754655, 18905586, 20940970, 25129164, 27007980, 29317358, 31411455, 31509310, 37811172, 41881940, 43976037, 47263965, 48164231, 58634716, 62822910, 63018620, 73293395, 87952074, 94527930, 96328462, 125645820, 144492693, 146586790, 175904148, 189055860, 192656924, 219880185, 240821155, 288985386, 293173580, 337149617, 439760370, 481642310, 577970772, 674299234, 722463465, 879520740, 963284620, 1011448851, 1348598468, 1444926930, 1685748085, 2022897702, 2889853860, 3371496170, 4045795404, 5057244255, 6742992340, 10114488510, 20228977020]

約数ペア:

[(1, 20228977020), (2, 10114488510), (3, 6742992340), (4, 5057244255), (5, 4045795404), (6, 3371496170), (7, 2889853860), (10, 2022897702), (12, 1685748085), (14, 1444926930), (15, 1348598468), (20, 1011448851), (21, 963284620), (23, 879520740), (28, 722463465), (30, 674299234), (35, 577970772), (42, 481642310), (46, 439760370), (60, 337149617), (69, 293173580), (70, 288985386), (84, 240821155), (92, 219880185), (105, 192656924), (107, 189055860), (115, 175904148), (138, 146586790), (140, 144492693), (161, 125645820), (210, 96328462), (214, 94527930), (230, 87952074), (276, 73293395), (321, 63018620), (322, 62822910), (345, 58634716), (420, 48164231), (428, 47263965), (460, 43976037), (483, 41881940), (535, 37811172), (642, 31509310), (644, 31411455), (690, 29317358), (749, 27007980), (805, 25129164), (966, 20940970), (1070, 18905586), (1284, 15754655), (1380, 14658679), (1498, 13503990), (1605, 12603724), (1610, 12564582), (1932, 10470485), (2140, 9452793), (2247, 9002660), (2415, 8376388), (2461, 8219820), (2996, 6751995), (3210, 6301862), (3220, 6282291), (3745, 5401596), (4494, 4501330), (4830, 4188194), (4922, 4109910), (6420, 3150931), (7383, 2739940), (7490, 2700798), (8988, 2250665), (9660, 2094097), (9844, 2054955), (11235, 1800532), (12305, 1643964), (14766, 1369970), (14980, 1350399), (17227, 1174260), (19571, 1033620), (22470, 900266), (24610, 821982), (29532, 684985), (34454, 587130), (36915, 547988), (39142, 516810), (44940, 450133), (49220, 410991), (51681, 391420), (58713, 344540), (68908, 293565), (73830, 273994), (78284, 258405), (86135, 234852), (97855, 206724), (103362, 195710), (117426, 172270), (136997, 147660)]