157003020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:336

約数の個数: 144

約数和(自身を含む): 492885120

約数和(自身を除く): 335882100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 79, 90, 122, 158, 180, 181, 183, 237, 244, 305, 316, 362, 366, 395, 474, 543, 549, 610, 711, 724, 732, 790, 905, 915, 948, 1086, 1098, 1185, 1220, 1422, 1580, 1629, 1810, 1830, 2172, 2196, 2370, 2715, 2745, 2844, 3258, 3555, 3620, 3660, 4740, 4819, 5430, 5490, 6516, 7110, 8145, 9638, 10860, 10980, 11041, 14220, 14299, 14457, 16290, 19276, 22082, 24095, 28598, 28914, 32580, 33123, 42897, 43371, 44164, 48190, 55205, 57196, 57828, 66246, 71495, 72285, 85794, 86742, 96380, 99369, 110410, 128691, 132492, 142990, 144570, 165615, 171588, 173484, 198738, 214485, 216855, 220820, 257382, 285980, 289140, 331230, 397476, 428970, 433710, 496845, 514764, 643455, 662460, 857940, 867420, 872239, 993690, 1286910, 1744478, 1987380, 2573820, 2616717, 3488956, 4361195, 5233434, 7850151, 8722390, 10466868, 13083585, 15700302, 17444780, 26167170, 31400604, 39250755, 52334340, 78501510, 157003020]

約数ペア:

[(1, 157003020), (2, 78501510), (3, 52334340), (4, 39250755), (5, 31400604), (6, 26167170), (9, 17444780), (10, 15700302), (12, 13083585), (15, 10466868), (18, 8722390), (20, 7850151), (30, 5233434), (36, 4361195), (45, 3488956), (60, 2616717), (61, 2573820), (79, 1987380), (90, 1744478), (122, 1286910), (158, 993690), (180, 872239), (181, 867420), (183, 857940), (237, 662460), (244, 643455), (305, 514764), (316, 496845), (362, 433710), (366, 428970), (395, 397476), (474, 331230), (543, 289140), (549, 285980), (610, 257382), (711, 220820), (724, 216855), (732, 214485), (790, 198738), (905, 173484), (915, 171588), (948, 165615), (1086, 144570), (1098, 142990), (1185, 132492), (1220, 128691), (1422, 110410), (1580, 99369), (1629, 96380), (1810, 86742), (1830, 85794), (2172, 72285), (2196, 71495), (2370, 66246), (2715, 57828), (2745, 57196), (2844, 55205), (3258, 48190), (3555, 44164), (3620, 43371), (3660, 42897), (4740, 33123), (4819, 32580), (5430, 28914), (5490, 28598), (6516, 24095), (7110, 22082), (8145, 19276), (9638, 16290), (10860, 14457), (10980, 14299), (11041, 14220)]