76747840

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 112

約数和(自身を含む): 207385920

約数和(自身を除く): 130638080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 38, 40, 52, 64, 65, 76, 80, 95, 104, 130, 152, 160, 190, 208, 247, 260, 304, 320, 380, 416, 494, 520, 608, 760, 832, 971, 988, 1040, 1216, 1235, 1520, 1942, 1976, 2080, 2470, 3040, 3884, 3952, 4160, 4855, 4940, 6080, 7768, 7904, 9710, 9880, 12623, 15536, 15808, 18449, 19420, 19760, 25246, 31072, 36898, 38840, 39520, 50492, 62144, 63115, 73796, 77680, 79040, 92245, 100984, 126230, 147592, 155360, 184490, 201968, 239837, 252460, 295184, 310720, 368980, 403936, 479674, 504920, 590368, 737960, 807872, 959348, 1009840, 1180736, 1199185, 1475920, 1918696, 2019680, 2398370, 2951840, 3837392, 4039360, 4796740, 5903680, 7674784, 9593480, 15349568, 19186960, 38373920, 76747840]

約数ペア:

[(1, 76747840), (2, 38373920), (4, 19186960), (5, 15349568), (8, 9593480), (10, 7674784), (13, 5903680), (16, 4796740), (19, 4039360), (20, 3837392), (26, 2951840), (32, 2398370), (38, 2019680), (40, 1918696), (52, 1475920), (64, 1199185), (65, 1180736), (76, 1009840), (80, 959348), (95, 807872), (104, 737960), (130, 590368), (152, 504920), (160, 479674), (190, 403936), (208, 368980), (247, 310720), (260, 295184), (304, 252460), (320, 239837), (380, 201968), (416, 184490), (494, 155360), (520, 147592), (608, 126230), (760, 100984), (832, 92245), (971, 79040), (988, 77680), (1040, 73796), (1216, 63115), (1235, 62144), (1520, 50492), (1942, 39520), (1976, 38840), (2080, 36898), (2470, 31072), (3040, 25246), (3884, 19760), (3952, 19420), (4160, 18449), (4855, 15808), (4940, 15536), (6080, 12623), (7768, 9880), (7904, 9710)]