145509420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1151}}^1$

素因数の和:1220

約数の個数: 144

約数和(自身を含む): 485388288

約数和(自身を除く): 339878868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 43, 49, 60, 70, 84, 86, 98, 105, 129, 140, 147, 172, 196, 210, 215, 245, 258, 294, 301, 420, 430, 490, 516, 588, 602, 645, 735, 860, 903, 980, 1151, 1204, 1290, 1470, 1505, 1806, 2107, 2302, 2580, 2940, 3010, 3453, 3612, 4214, 4515, 4604, 5755, 6020, 6321, 6906, 8057, 8428, 9030, 10535, 11510, 12642, 13812, 16114, 17265, 18060, 21070, 23020, 24171, 25284, 31605, 32228, 34530, 40285, 42140, 48342, 49493, 56399, 63210, 69060, 80570, 96684, 98986, 112798, 120855, 126420, 148479, 161140, 169197, 197972, 225596, 241710, 247465, 281995, 296958, 338394, 346451, 483420, 494930, 563990, 593916, 676788, 692902, 742395, 845985, 989860, 1039353, 1127980, 1385804, 1484790, 1691970, 1732255, 2078706, 2425157, 2969580, 3383940, 3464510, 4157412, 4850314, 5196765, 6929020, 7275471, 9700628, 10393530, 12125785, 14550942, 20787060, 24251570, 29101884, 36377355, 48503140, 72754710, 145509420]

約数ペア:

[(1, 145509420), (2, 72754710), (3, 48503140), (4, 36377355), (5, 29101884), (6, 24251570), (7, 20787060), (10, 14550942), (12, 12125785), (14, 10393530), (15, 9700628), (20, 7275471), (21, 6929020), (28, 5196765), (30, 4850314), (35, 4157412), (42, 3464510), (43, 3383940), (49, 2969580), (60, 2425157), (70, 2078706), (84, 1732255), (86, 1691970), (98, 1484790), (105, 1385804), (129, 1127980), (140, 1039353), (147, 989860), (172, 845985), (196, 742395), (210, 692902), (215, 676788), (245, 593916), (258, 563990), (294, 494930), (301, 483420), (420, 346451), (430, 338394), (490, 296958), (516, 281995), (588, 247465), (602, 241710), (645, 225596), (735, 197972), (860, 169197), (903, 161140), (980, 148479), (1151, 126420), (1204, 120855), (1290, 112798), (1470, 98986), (1505, 96684), (1806, 80570), (2107, 69060), (2302, 63210), (2580, 56399), (2940, 49493), (3010, 48342), (3453, 42140), (3612, 40285), (4214, 34530), (4515, 32228), (4604, 31605), (5755, 25284), (6020, 24171), (6321, 23020), (6906, 21070), (8057, 18060), (8428, 17265), (9030, 16114), (10535, 13812), (11510, 12642)]