78845520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{683}}^1$

素因数の和:749

約数の個数: 160

約数和(自身を含む): 270732672

約数和(自身を除く): 191887152

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 104, 111, 120, 130, 148, 156, 185, 195, 208, 222, 240, 260, 296, 312, 370, 390, 444, 481, 520, 555, 592, 624, 683, 740, 780, 888, 962, 1040, 1110, 1366, 1443, 1480, 1560, 1776, 1924, 2049, 2220, 2405, 2732, 2886, 2960, 3120, 3415, 3848, 4098, 4440, 4810, 5464, 5772, 6830, 7215, 7696, 8196, 8879, 8880, 9620, 10245, 10928, 11544, 13660, 14430, 16392, 17758, 19240, 20490, 23088, 25271, 26637, 27320, 28860, 32784, 35516, 38480, 40980, 44395, 50542, 53274, 54640, 57720, 71032, 75813, 81960, 88790, 101084, 106548, 115440, 126355, 133185, 142064, 151626, 163920, 177580, 202168, 213096, 252710, 266370, 303252, 328523, 355160, 379065, 404336, 426192, 505420, 532740, 606504, 657046, 710320, 758130, 985569, 1010840, 1065480, 1213008, 1314092, 1516260, 1642615, 1971138, 2021680, 2130960, 2628184, 3032520, 3285230, 3942276, 4927845, 5256368, 6065040, 6570460, 7884552, 9855690, 13140920, 15769104, 19711380, 26281840, 39422760, 78845520]

約数ペア:

[(1, 78845520), (2, 39422760), (3, 26281840), (4, 19711380), (5, 15769104), (6, 13140920), (8, 9855690), (10, 7884552), (12, 6570460), (13, 6065040), (15, 5256368), (16, 4927845), (20, 3942276), (24, 3285230), (26, 3032520), (30, 2628184), (37, 2130960), (39, 2021680), (40, 1971138), (48, 1642615), (52, 1516260), (60, 1314092), (65, 1213008), (74, 1065480), (78, 1010840), (80, 985569), (104, 758130), (111, 710320), (120, 657046), (130, 606504), (148, 532740), (156, 505420), (185, 426192), (195, 404336), (208, 379065), (222, 355160), (240, 328523), (260, 303252), (296, 266370), (312, 252710), (370, 213096), (390, 202168), (444, 177580), (481, 163920), (520, 151626), (555, 142064), (592, 133185), (624, 126355), (683, 115440), (740, 106548), (780, 101084), (888, 88790), (962, 81960), (1040, 75813), (1110, 71032), (1366, 57720), (1443, 54640), (1480, 53274), (1560, 50542), (1776, 44395), (1924, 40980), (2049, 38480), (2220, 35516), (2405, 32784), (2732, 28860), (2886, 27320), (2960, 26637), (3120, 25271), (3415, 23088), (3848, 20490), (4098, 19240), (4440, 17758), (4810, 16392), (5464, 14430), (5772, 13660), (6830, 11544), (7215, 10928), (7696, 10245), (8196, 9620), (8879, 8880)]