89191760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{373}}^1$

素因数の和:461

約数の個数: 120

約数和(自身を含む): 245839176

約数和(自身を除く): 156647416

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 61, 70, 80, 98, 112, 122, 140, 196, 244, 245, 280, 305, 373, 392, 427, 488, 490, 560, 610, 746, 784, 854, 976, 980, 1220, 1492, 1708, 1865, 1960, 2135, 2440, 2611, 2984, 2989, 3416, 3730, 3920, 4270, 4880, 5222, 5968, 5978, 6832, 7460, 8540, 10444, 11956, 13055, 14920, 14945, 17080, 18277, 20888, 22753, 23912, 26110, 29840, 29890, 34160, 36554, 41776, 45506, 47824, 52220, 59780, 73108, 91012, 91385, 104440, 113765, 119560, 146216, 159271, 182024, 182770, 208880, 227530, 239120, 292432, 318542, 364048, 365540, 455060, 637084, 731080, 796355, 910120, 1114897, 1274168, 1462160, 1592710, 1820240, 2229794, 2548336, 3185420, 4459588, 5574485, 6370840, 8919176, 11148970, 12741680, 17838352, 22297940, 44595880, 89191760]

約数ペア:

[(1, 89191760), (2, 44595880), (4, 22297940), (5, 17838352), (7, 12741680), (8, 11148970), (10, 8919176), (14, 6370840), (16, 5574485), (20, 4459588), (28, 3185420), (35, 2548336), (40, 2229794), (49, 1820240), (56, 1592710), (61, 1462160), (70, 1274168), (80, 1114897), (98, 910120), (112, 796355), (122, 731080), (140, 637084), (196, 455060), (244, 365540), (245, 364048), (280, 318542), (305, 292432), (373, 239120), (392, 227530), (427, 208880), (488, 182770), (490, 182024), (560, 159271), (610, 146216), (746, 119560), (784, 113765), (854, 104440), (976, 91385), (980, 91012), (1220, 73108), (1492, 59780), (1708, 52220), (1865, 47824), (1960, 45506), (2135, 41776), (2440, 36554), (2611, 34160), (2984, 29890), (2989, 29840), (3416, 26110), (3730, 23912), (3920, 22753), (4270, 20888), (4880, 18277), (5222, 17080), (5968, 14945), (5978, 14920), (6832, 13055), (7460, 11956), (8540, 10444)]