321502860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8231}}^1$

素因数の和:8284

約数の個数: 144

約数和(自身を含む): 1150636032

約数和(自身を除く): 829133172

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 31, 35, 36, 42, 45, 60, 62, 63, 70, 84, 90, 93, 105, 124, 126, 140, 155, 180, 186, 210, 217, 252, 279, 310, 315, 372, 420, 434, 465, 558, 620, 630, 651, 868, 930, 1085, 1116, 1260, 1302, 1395, 1860, 1953, 2170, 2604, 2790, 3255, 3906, 4340, 5580, 6510, 7812, 8231, 9765, 13020, 16462, 19530, 24693, 32924, 39060, 41155, 49386, 57617, 74079, 82310, 98772, 115234, 123465, 148158, 164620, 172851, 230468, 246930, 255161, 288085, 296316, 345702, 370395, 493860, 510322, 518553, 576170, 691404, 740790, 765483, 864255, 1020644, 1037106, 1152340, 1275805, 1481580, 1530966, 1728510, 1786127, 2074212, 2296449, 2551610, 2592765, 3061932, 3457020, 3572254, 3827415, 4592898, 5103220, 5185530, 5358381, 7144508, 7654830, 8930635, 9185796, 10371060, 10716762, 11482245, 15309660, 16075143, 17861270, 21433524, 22964490, 26791905, 32150286, 35722540, 45928980, 53583810, 64300572, 80375715, 107167620, 160751430, 321502860]

約数ペア:

[(1, 321502860), (2, 160751430), (3, 107167620), (4, 80375715), (5, 64300572), (6, 53583810), (7, 45928980), (9, 35722540), (10, 32150286), (12, 26791905), (14, 22964490), (15, 21433524), (18, 17861270), (20, 16075143), (21, 15309660), (28, 11482245), (30, 10716762), (31, 10371060), (35, 9185796), (36, 8930635), (42, 7654830), (45, 7144508), (60, 5358381), (62, 5185530), (63, 5103220), (70, 4592898), (84, 3827415), (90, 3572254), (93, 3457020), (105, 3061932), (124, 2592765), (126, 2551610), (140, 2296449), (155, 2074212), (180, 1786127), (186, 1728510), (210, 1530966), (217, 1481580), (252, 1275805), (279, 1152340), (310, 1037106), (315, 1020644), (372, 864255), (420, 765483), (434, 740790), (465, 691404), (558, 576170), (620, 518553), (630, 510322), (651, 493860), (868, 370395), (930, 345702), (1085, 296316), (1116, 288085), (1260, 255161), (1302, 246930), (1395, 230468), (1860, 172851), (1953, 164620), (2170, 148158), (2604, 123465), (2790, 115234), (3255, 98772), (3906, 82310), (4340, 74079), (5580, 57617), (6510, 49386), (7812, 41155), (8231, 39060), (9765, 32924), (13020, 24693), (16462, 19530)]