238714960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4447}}^1$

素因数の和:4532

約数の個数: 80

約数和(自身を含む): 615532032

約数和(自身を除く): 376817072

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 176, 220, 244, 305, 440, 488, 610, 671, 880, 976, 1220, 1342, 2440, 2684, 3355, 4447, 4880, 5368, 6710, 8894, 10736, 13420, 17788, 22235, 26840, 35576, 44470, 48917, 53680, 71152, 88940, 97834, 177880, 195668, 244585, 271267, 355760, 391336, 489170, 542534, 782672, 978340, 1085068, 1356335, 1956680, 2170136, 2712670, 2983937, 3913360, 4340272, 5425340, 5967874, 10850680, 11935748, 14919685, 21701360, 23871496, 29839370, 47742992, 59678740, 119357480, 238714960]

約数ペア:

[(1, 238714960), (2, 119357480), (4, 59678740), (5, 47742992), (8, 29839370), (10, 23871496), (11, 21701360), (16, 14919685), (20, 11935748), (22, 10850680), (40, 5967874), (44, 5425340), (55, 4340272), (61, 3913360), (80, 2983937), (88, 2712670), (110, 2170136), (122, 1956680), (176, 1356335), (220, 1085068), (244, 978340), (305, 782672), (440, 542534), (488, 489170), (610, 391336), (671, 355760), (880, 271267), (976, 244585), (1220, 195668), (1342, 177880), (2440, 97834), (2684, 88940), (3355, 71152), (4447, 53680), (4880, 48917), (5368, 44470), (6710, 35576), (8894, 26840), (10736, 22235), (13420, 17788)]