430626640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1\times {\mathrm{577}}^1$

素因数の和:1100

約数の個数: 80

約数和(自身を含む): 1057878720

約数和(自身を除く): 627252080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 491, 577, 760, 982, 1154, 1520, 1964, 2308, 2455, 2885, 3928, 4616, 4910, 5770, 7856, 9232, 9329, 9820, 10963, 11540, 18658, 19640, 21926, 23080, 37316, 39280, 43852, 46160, 46645, 54815, 74632, 87704, 93290, 109630, 149264, 175408, 186580, 219260, 283307, 373160, 438520, 566614, 746320, 877040, 1133228, 1416535, 2266456, 2833070, 4532912, 5382833, 5666140, 10765666, 11332280, 21531332, 22664560, 26914165, 43062664, 53828330, 86125328, 107656660, 215313320, 430626640]

約数ペア:

[(1, 430626640), (2, 215313320), (4, 107656660), (5, 86125328), (8, 53828330), (10, 43062664), (16, 26914165), (19, 22664560), (20, 21531332), (38, 11332280), (40, 10765666), (76, 5666140), (80, 5382833), (95, 4532912), (152, 2833070), (190, 2266456), (304, 1416535), (380, 1133228), (491, 877040), (577, 746320), (760, 566614), (982, 438520), (1154, 373160), (1520, 283307), (1964, 219260), (2308, 186580), (2455, 175408), (2885, 149264), (3928, 109630), (4616, 93290), (4910, 87704), (5770, 74632), (7856, 54815), (9232, 46645), (9329, 46160), (9820, 43852), (10963, 39280), (11540, 37316), (18658, 23080), (19640, 21926)]