291229720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{22541}}^1$

素因数の和:22588

約数の個数: 64

約数和(自身を含む): 730360800

約数和(自身を除く): 439131080

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 12920, 22541, 45082, 90164, 112705, 180328, 225410, 383197, 428279, 450820, 766394, 856558, 901640, 1532788, 1713116, 1915985, 2141395, 3065576, 3426232, 3831970, 4282790, 7280743, 7663940, 8565580, 14561486, 15327880, 17131160, 29122972, 36403715, 58245944, 72807430, 145614860, 291229720]

約数ペア:

[(1, 291229720), (2, 145614860), (4, 72807430), (5, 58245944), (8, 36403715), (10, 29122972), (17, 17131160), (19, 15327880), (20, 14561486), (34, 8565580), (38, 7663940), (40, 7280743), (68, 4282790), (76, 3831970), (85, 3426232), (95, 3065576), (136, 2141395), (152, 1915985), (170, 1713116), (190, 1532788), (323, 901640), (340, 856558), (380, 766394), (646, 450820), (680, 428279), (760, 383197), (1292, 225410), (1615, 180328), (2584, 112705), (3230, 90164), (6460, 45082), (12920, 22541)]