810631320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{2113}}^1$

素因数の和:2289

約数の個数: 128

約数和(自身を含む): 2557094400

約数和(自身を除く): 1746463080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 139, 184, 230, 276, 278, 345, 417, 460, 552, 556, 690, 695, 834, 920, 1112, 1380, 1390, 1668, 2085, 2113, 2760, 2780, 3197, 3336, 4170, 4226, 5560, 6339, 6394, 8340, 8452, 9591, 10565, 12678, 12788, 15985, 16680, 16904, 19182, 21130, 25356, 25576, 31695, 31970, 38364, 42260, 47955, 48599, 50712, 63390, 63940, 76728, 84520, 95910, 97198, 126780, 127880, 145797, 191820, 194396, 242995, 253560, 291594, 293707, 383640, 388792, 485990, 583188, 587414, 728985, 881121, 971980, 1166376, 1174828, 1457970, 1468535, 1762242, 1943960, 2349656, 2915940, 2937070, 3524484, 4405605, 5831880, 5874140, 6755261, 7048968, 8811210, 11748280, 13510522, 17622420, 20265783, 27021044, 33776305, 35244840, 40531566, 54042088, 67552610, 81063132, 101328915, 135105220, 162126264, 202657830, 270210440, 405315660, 810631320]

約数ペア:

[(1, 810631320), (2, 405315660), (3, 270210440), (4, 202657830), (5, 162126264), (6, 135105220), (8, 101328915), (10, 81063132), (12, 67552610), (15, 54042088), (20, 40531566), (23, 35244840), (24, 33776305), (30, 27021044), (40, 20265783), (46, 17622420), (60, 13510522), (69, 11748280), (92, 8811210), (115, 7048968), (120, 6755261), (138, 5874140), (139, 5831880), (184, 4405605), (230, 3524484), (276, 2937070), (278, 2915940), (345, 2349656), (417, 1943960), (460, 1762242), (552, 1468535), (556, 1457970), (690, 1174828), (695, 1166376), (834, 971980), (920, 881121), (1112, 728985), (1380, 587414), (1390, 583188), (1668, 485990), (2085, 388792), (2113, 383640), (2760, 293707), (2780, 291594), (3197, 253560), (3336, 242995), (4170, 194396), (4226, 191820), (5560, 145797), (6339, 127880), (6394, 126780), (8340, 97198), (8452, 95910), (9591, 84520), (10565, 76728), (12678, 63940), (12788, 63390), (15985, 50712), (16680, 48599), (16904, 47955), (19182, 42260), (21130, 38364), (25356, 31970), (25576, 31695)]