420642772020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{1019}}^1\times {\mathrm{21433}}^1$

素因数の和:22574

約数の個数: 144

約数和(自身を含む): 1289198514240

約数和(自身を除く): 868555742220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 107, 180, 214, 321, 428, 535, 642, 963, 1019, 1070, 1284, 1605, 1926, 2038, 2140, 3057, 3210, 3852, 4076, 4815, 5095, 6114, 6420, 9171, 9630, 10190, 12228, 15285, 18342, 19260, 20380, 21433, 30570, 36684, 42866, 45855, 61140, 64299, 85732, 91710, 107165, 109033, 128598, 183420, 192897, 214330, 218066, 257196, 321495, 327099, 385794, 428660, 436132, 545165, 642990, 654198, 771588, 964485, 981297, 1090330, 1285980, 1308396, 1635495, 1928970, 1962594, 2180660, 2293331, 3270990, 3857940, 3925188, 4586662, 4906485, 6541980, 6879993, 9173324, 9812970, 11466655, 13759986, 19625940, 20639979, 21840227, 22933310, 27519972, 34399965, 41279958, 43680454, 45866620, 65520681, 68799930, 82559916, 87360908, 103199895, 109201135, 131041362, 137599860, 196562043, 206399790, 218402270, 262082724, 327603405, 393124086, 412799580, 436804540, 655206810, 786248172, 982810215, 1310413620, 1965620430, 2336904289, 3931240860, 4673808578, 7010712867, 9347617156, 11684521445, 14021425734, 21032138601, 23369042890, 28042851468, 35053564335, 42064277202, 46738085780, 70107128670, 84128554404, 105160693005, 140214257340, 210321386010, 420642772020]

約数ペア:

[(1, 420642772020), (2, 210321386010), (3, 140214257340), (4, 105160693005), (5, 84128554404), (6, 70107128670), (9, 46738085780), (10, 42064277202), (12, 35053564335), (15, 28042851468), (18, 23369042890), (20, 21032138601), (30, 14021425734), (36, 11684521445), (45, 9347617156), (60, 7010712867), (90, 4673808578), (107, 3931240860), (180, 2336904289), (214, 1965620430), (321, 1310413620), (428, 982810215), (535, 786248172), (642, 655206810), (963, 436804540), (1019, 412799580), (1070, 393124086), (1284, 327603405), (1605, 262082724), (1926, 218402270), (2038, 206399790), (2140, 196562043), (3057, 137599860), (3210, 131041362), (3852, 109201135), (4076, 103199895), (4815, 87360908), (5095, 82559916), (6114, 68799930), (6420, 65520681), (9171, 45866620), (9630, 43680454), (10190, 41279958), (12228, 34399965), (15285, 27519972), (18342, 22933310), (19260, 21840227), (20380, 20639979), (21433, 19625940), (30570, 13759986), (36684, 11466655), (42866, 9812970), (45855, 9173324), (61140, 6879993), (64299, 6541980), (85732, 4906485), (91710, 4586662), (107165, 3925188), (109033, 3857940), (128598, 3270990), (183420, 2293331), (192897, 2180660), (214330, 1962594), (218066, 1928970), (257196, 1635495), (321495, 1308396), (327099, 1285980), (385794, 1090330), (428660, 981297), (436132, 964485), (545165, 771588), (642990, 654198)]