7142720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 112

約数和(自身を含む): 19586448

約数和(自身を除く): 12443728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 101, 104, 130, 136, 160, 170, 202, 208, 221, 260, 272, 320, 340, 404, 416, 442, 505, 520, 544, 680, 808, 832, 884, 1010, 1040, 1088, 1105, 1313, 1360, 1616, 1717, 1768, 2020, 2080, 2210, 2626, 2720, 3232, 3434, 3536, 4040, 4160, 4420, 5252, 5440, 6464, 6565, 6868, 7072, 8080, 8585, 8840, 10504, 13130, 13736, 14144, 16160, 17170, 17680, 21008, 22321, 26260, 27472, 32320, 34340, 35360, 42016, 44642, 52520, 54944, 68680, 70720, 84032, 89284, 105040, 109888, 111605, 137360, 178568, 210080, 223210, 274720, 357136, 420160, 446420, 549440, 714272, 892840, 1428544, 1785680, 3571360, 7142720]

約数ペア:

[(1, 7142720), (2, 3571360), (4, 1785680), (5, 1428544), (8, 892840), (10, 714272), (13, 549440), (16, 446420), (17, 420160), (20, 357136), (26, 274720), (32, 223210), (34, 210080), (40, 178568), (52, 137360), (64, 111605), (65, 109888), (68, 105040), (80, 89284), (85, 84032), (101, 70720), (104, 68680), (130, 54944), (136, 52520), (160, 44642), (170, 42016), (202, 35360), (208, 34340), (221, 32320), (260, 27472), (272, 26260), (320, 22321), (340, 21008), (404, 17680), (416, 17170), (442, 16160), (505, 14144), (520, 13736), (544, 13130), (680, 10504), (808, 8840), (832, 8585), (884, 8080), (1010, 7072), (1040, 6868), (1088, 6565), (1105, 6464), (1313, 5440), (1360, 5252), (1616, 4420), (1717, 4160), (1768, 4040), (2020, 3536), (2080, 3434), (2210, 3232), (2626, 2720)]