156964437980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1\times {\mathrm{71317}}^1$

素因数の和:71611

約数の個数: 96

約数和(自身を含む): 383405568000

約数和(自身を除く): 226441130020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 199, 316, 395, 398, 553, 790, 796, 995, 1106, 1393, 1580, 1990, 2212, 2765, 2786, 3980, 5530, 5572, 6965, 11060, 13930, 15721, 27860, 31442, 62884, 71317, 78605, 110047, 142634, 157210, 220094, 285268, 314420, 356585, 440188, 499219, 550235, 713170, 998438, 1100470, 1426340, 1996876, 2200940, 2496095, 4992190, 5634043, 9984380, 11268086, 14192083, 22536172, 28170215, 28384166, 39438301, 56340430, 56768332, 70960415, 78876602, 99344581, 112680860, 141920830, 157753204, 197191505, 198689162, 283841660, 394383010, 397378324, 496722905, 788766020, 993445810, 1121174557, 1986891620, 2242349114, 4484698228, 5605872785, 7848221899, 11211745570, 15696443798, 22423491140, 31392887596, 39241109495, 78482218990, 156964437980]

約数ペア:

[(1, 156964437980), (2, 78482218990), (4, 39241109495), (5, 31392887596), (7, 22423491140), (10, 15696443798), (14, 11211745570), (20, 7848221899), (28, 5605872785), (35, 4484698228), (70, 2242349114), (79, 1986891620), (140, 1121174557), (158, 993445810), (199, 788766020), (316, 496722905), (395, 397378324), (398, 394383010), (553, 283841660), (790, 198689162), (796, 197191505), (995, 157753204), (1106, 141920830), (1393, 112680860), (1580, 99344581), (1990, 78876602), (2212, 70960415), (2765, 56768332), (2786, 56340430), (3980, 39438301), (5530, 28384166), (5572, 28170215), (6965, 22536172), (11060, 14192083), (13930, 11268086), (15721, 9984380), (27860, 5634043), (31442, 4992190), (62884, 2496095), (71317, 2200940), (78605, 1996876), (110047, 1426340), (142634, 1100470), (157210, 998438), (220094, 713170), (285268, 550235), (314420, 499219), (356585, 440188)]