90141320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1429}}^1$

素因数の和:1542

約数の個数: 64

約数和(自身を含む): 216216000

約数和(自身を除く): 126074680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 83, 95, 152, 166, 190, 332, 380, 415, 664, 760, 830, 1429, 1577, 1660, 2858, 3154, 3320, 5716, 6308, 7145, 7885, 11432, 12616, 14290, 15770, 27151, 28580, 31540, 54302, 57160, 63080, 108604, 118607, 135755, 217208, 237214, 271510, 474428, 543020, 593035, 948856, 1086040, 1186070, 2253533, 2372140, 4507066, 4744280, 9014132, 11267665, 18028264, 22535330, 45070660, 90141320]

約数ペア:

[(1, 90141320), (2, 45070660), (4, 22535330), (5, 18028264), (8, 11267665), (10, 9014132), (19, 4744280), (20, 4507066), (38, 2372140), (40, 2253533), (76, 1186070), (83, 1086040), (95, 948856), (152, 593035), (166, 543020), (190, 474428), (332, 271510), (380, 237214), (415, 217208), (664, 135755), (760, 118607), (830, 108604), (1429, 63080), (1577, 57160), (1660, 54302), (2858, 31540), (3154, 28580), (3320, 27151), (5716, 15770), (6308, 14290), (7145, 12616), (7885, 11432)]