197386920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:840

約数の個数: 192

約数和(自身を含む): 691891200

約数和(自身を除く): 494504280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 31, 36, 40, 45, 46, 60, 62, 69, 72, 90, 92, 93, 115, 120, 124, 138, 155, 180, 184, 186, 207, 230, 248, 276, 279, 310, 345, 360, 372, 414, 460, 465, 552, 558, 620, 690, 713, 744, 769, 828, 920, 930, 1035, 1116, 1240, 1380, 1395, 1426, 1538, 1656, 1860, 2070, 2139, 2232, 2307, 2760, 2790, 2852, 3076, 3565, 3720, 3845, 4140, 4278, 4614, 5580, 5704, 6152, 6417, 6921, 7130, 7690, 8280, 8556, 9228, 10695, 11160, 11535, 12834, 13842, 14260, 15380, 17112, 17687, 18456, 21390, 23070, 23839, 25668, 27684, 28520, 30760, 32085, 34605, 35374, 42780, 46140, 47678, 51336, 53061, 55368, 64170, 69210, 70748, 71517, 85560, 88435, 92280, 95356, 106122, 119195, 128340, 138420, 141496, 143034, 159183, 176870, 190712, 212244, 214551, 238390, 256680, 265305, 276840, 286068, 318366, 353740, 357585, 424488, 429102, 476780, 530610, 548297, 572136, 636732, 707480, 715170, 795915, 858204, 953560, 1061220, 1072755, 1096594, 1273464, 1430340, 1591830, 1644891, 1716408, 2122440, 2145510, 2193188, 2741485, 2860680, 3183660, 3289782, 4291020, 4386376, 4934673, 5482970, 6367320, 6579564, 8224455, 8582040, 9869346, 10965940, 13159128, 16448910, 19738692, 21931880, 24673365, 32897820, 39477384, 49346730, 65795640, 98693460, 197386920]

約数ペア:

[(1, 197386920), (2, 98693460), (3, 65795640), (4, 49346730), (5, 39477384), (6, 32897820), (8, 24673365), (9, 21931880), (10, 19738692), (12, 16448910), (15, 13159128), (18, 10965940), (20, 9869346), (23, 8582040), (24, 8224455), (30, 6579564), (31, 6367320), (36, 5482970), (40, 4934673), (45, 4386376), (46, 4291020), (60, 3289782), (62, 3183660), (69, 2860680), (72, 2741485), (90, 2193188), (92, 2145510), (93, 2122440), (115, 1716408), (120, 1644891), (124, 1591830), (138, 1430340), (155, 1273464), (180, 1096594), (184, 1072755), (186, 1061220), (207, 953560), (230, 858204), (248, 795915), (276, 715170), (279, 707480), (310, 636732), (345, 572136), (360, 548297), (372, 530610), (414, 476780), (460, 429102), (465, 424488), (552, 357585), (558, 353740), (620, 318366), (690, 286068), (713, 276840), (744, 265305), (769, 256680), (828, 238390), (920, 214551), (930, 212244), (1035, 190712), (1116, 176870), (1240, 159183), (1380, 143034), (1395, 141496), (1426, 138420), (1538, 128340), (1656, 119195), (1860, 106122), (2070, 95356), (2139, 92280), (2232, 88435), (2307, 85560), (2760, 71517), (2790, 70748), (2852, 69210), (3076, 64170), (3565, 55368), (3720, 53061), (3845, 51336), (4140, 47678), (4278, 46140), (4614, 42780), (5580, 35374), (5704, 34605), (6152, 32085), (6417, 30760), (6921, 28520), (7130, 27684), (7690, 25668), (8280, 23839), (8556, 23070), (9228, 21390), (10695, 18456), (11160, 17687), (11535, 17112), (12834, 15380), (13842, 14260)]