210812940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3917}}^1$

素因数の和:3968

約数の個数: 144

約数和(自身を含む): 718780608

約数和(自身を除く): 507967668

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 180, 195, 207, 230, 234, 260, 276, 299, 345, 390, 414, 460, 468, 585, 598, 690, 780, 828, 897, 1035, 1170, 1196, 1380, 1495, 1794, 2070, 2340, 2691, 2990, 3588, 3917, 4140, 4485, 5382, 5980, 7834, 8970, 10764, 11751, 13455, 15668, 17940, 19585, 23502, 26910, 35253, 39170, 47004, 50921, 53820, 58755, 70506, 78340, 90091, 101842, 117510, 141012, 152763, 176265, 180182, 203684, 235020, 254605, 270273, 305526, 352530, 360364, 450455, 458289, 509210, 540546, 611052, 705060, 763815, 810819, 900910, 916578, 1018420, 1081092, 1171183, 1351365, 1527630, 1621638, 1801820, 1833156, 2291445, 2342366, 2702730, 3055260, 3243276, 3513549, 4054095, 4582890, 4684732, 5405460, 5855915, 7027098, 8108190, 9165780, 10540647, 11711830, 14054196, 16216380, 17567745, 21081294, 23423660, 35135490, 42162588, 52703235, 70270980, 105406470, 210812940]

約数ペア:

[(1, 210812940), (2, 105406470), (3, 70270980), (4, 52703235), (5, 42162588), (6, 35135490), (9, 23423660), (10, 21081294), (12, 17567745), (13, 16216380), (15, 14054196), (18, 11711830), (20, 10540647), (23, 9165780), (26, 8108190), (30, 7027098), (36, 5855915), (39, 5405460), (45, 4684732), (46, 4582890), (52, 4054095), (60, 3513549), (65, 3243276), (69, 3055260), (78, 2702730), (90, 2342366), (92, 2291445), (115, 1833156), (117, 1801820), (130, 1621638), (138, 1527630), (156, 1351365), (180, 1171183), (195, 1081092), (207, 1018420), (230, 916578), (234, 900910), (260, 810819), (276, 763815), (299, 705060), (345, 611052), (390, 540546), (414, 509210), (460, 458289), (468, 450455), (585, 360364), (598, 352530), (690, 305526), (780, 270273), (828, 254605), (897, 235020), (1035, 203684), (1170, 180182), (1196, 176265), (1380, 152763), (1495, 141012), (1794, 117510), (2070, 101842), (2340, 90091), (2691, 78340), (2990, 70506), (3588, 58755), (3917, 53820), (4140, 50921), (4485, 47004), (5382, 39170), (5980, 35253), (7834, 26910), (8970, 23502), (10764, 19585), (11751, 17940), (13455, 15668)]