1519974640

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1\times {\mathrm{797}}^1$

素因数の和:1610

約数の個数: 80

約数和(自身を含む): 3657265920

約数和(自身を除く): 2137291280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 769, 797, 1240, 1538, 1594, 2480, 3076, 3188, 3845, 3985, 6152, 6376, 7690, 7970, 12304, 12752, 15380, 15940, 23839, 24707, 30760, 31880, 47678, 49414, 61520, 63760, 95356, 98828, 119195, 123535, 190712, 197656, 238390, 247070, 381424, 395312, 476780, 494140, 612893, 953560, 988280, 1225786, 1907120, 1976560, 2451572, 3064465, 4903144, 6128930, 9806288, 12257860, 18999683, 24515720, 37999366, 49031440, 75998732, 94998415, 151997464, 189996830, 303994928, 379993660, 759987320, 1519974640]

約数ペア:

[(1, 1519974640), (2, 759987320), (4, 379993660), (5, 303994928), (8, 189996830), (10, 151997464), (16, 94998415), (20, 75998732), (31, 49031440), (40, 37999366), (62, 24515720), (80, 18999683), (124, 12257860), (155, 9806288), (248, 6128930), (310, 4903144), (496, 3064465), (620, 2451572), (769, 1976560), (797, 1907120), (1240, 1225786), (1538, 988280), (1594, 953560), (2480, 612893), (3076, 494140), (3188, 476780), (3845, 395312), (3985, 381424), (6152, 247070), (6376, 238390), (7690, 197656), (7970, 190712), (12304, 123535), (12752, 119195), (15380, 98828), (15940, 95356), (23839, 63760), (24707, 61520), (30760, 49414), (31880, 47678)]