20363584080

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{1151}}^1\times {\mathrm{10531}}^1$

素因数の和:11705

約数の個数: 160

約数和(自身を含む): 72214806528

約数和(自身を除く): 51851222448

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1151, 1680, 2302, 3453, 4604, 5755, 6906, 8057, 9208, 10531, 11510, 13812, 16114, 17265, 18416, 21062, 23020, 24171, 27624, 31593, 32228, 34530, 40285, 42124, 46040, 48342, 52655, 55248, 63186, 64456, 69060, 73717, 80570, 84248, 92080, 96684, 105310, 120855, 126372, 128912, 138120, 147434, 157965, 161140, 168496, 193368, 210620, 221151, 241710, 252744, 276240, 294868, 315930, 322280, 368585, 386736, 421240, 442302, 483420, 505488, 589736, 631860, 644560, 737170, 842480, 884604, 966840, 1105755, 1179472, 1263720, 1474340, 1769208, 1933680, 2211510, 2527440, 2948680, 3538416, 4423020, 5897360, 8846040, 12121181, 17692080, 24242362, 36363543, 48484724, 60605905, 72727086, 84848267, 96969448, 121211810, 145454172, 169696534, 181817715, 193938896, 242423620, 254544801, 290908344, 339393068, 363635430, 424241335, 484847240, 509089602, 581816688, 678786136, 727270860, 848482670, 969694480, 1018179204, 1272724005, 1357572272, 1454541720, 1696965340, 2036358408, 2545448010, 2909083440, 3393930680, 4072716816, 5090896020, 6787861360, 10181792040, 20363584080]

約数ペア:

[(1, 20363584080), (2, 10181792040), (3, 6787861360), (4, 5090896020), (5, 4072716816), (6, 3393930680), (7, 2909083440), (8, 2545448010), (10, 2036358408), (12, 1696965340), (14, 1454541720), (15, 1357572272), (16, 1272724005), (20, 1018179204), (21, 969694480), (24, 848482670), (28, 727270860), (30, 678786136), (35, 581816688), (40, 509089602), (42, 484847240), (48, 424241335), (56, 363635430), (60, 339393068), (70, 290908344), (80, 254544801), (84, 242423620), (105, 193938896), (112, 181817715), (120, 169696534), (140, 145454172), (168, 121211810), (210, 96969448), (240, 84848267), (280, 72727086), (336, 60605905), (420, 48484724), (560, 36363543), (840, 24242362), (1151, 17692080), (1680, 12121181), (2302, 8846040), (3453, 5897360), (4604, 4423020), (5755, 3538416), (6906, 2948680), (8057, 2527440), (9208, 2211510), (10531, 1933680), (11510, 1769208), (13812, 1474340), (16114, 1263720), (17265, 1179472), (18416, 1105755), (21062, 966840), (23020, 884604), (24171, 842480), (27624, 737170), (31593, 644560), (32228, 631860), (34530, 589736), (40285, 505488), (42124, 483420), (46040, 442302), (48342, 421240), (52655, 386736), (55248, 368585), (63186, 322280), (64456, 315930), (69060, 294868), (73717, 276240), (80570, 252744), (84248, 241710), (92080, 221151), (96684, 210620), (105310, 193368), (120855, 168496), (126372, 161140), (128912, 157965), (138120, 147434)]