79771680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1787}}^1$

素因数の和:1839

約数の個数: 144

約数和(自身を含む): 281159424

約数和(自身を除く): 201387744

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1787, 1860, 2232, 2480, 2790, 2976, 3574, 3720, 4464, 4960, 5361, 5580, 7148, 7440, 8928, 8935, 10722, 11160, 14296, 14880, 16083, 17870, 21444, 22320, 26805, 28592, 32166, 35740, 42888, 44640, 53610, 55397, 57184, 64332, 71480, 80415, 85776, 107220, 110794, 128664, 142960, 160830, 166191, 171552, 214440, 221588, 257328, 276985, 285920, 321660, 332382, 428880, 443176, 498573, 514656, 553970, 643320, 664764, 830955, 857760, 886352, 997146, 1107940, 1286640, 1329528, 1661910, 1772704, 1994292, 2215880, 2492865, 2573280, 2659056, 3323820, 3988584, 4431760, 4985730, 5318112, 6647640, 7977168, 8863520, 9971460, 13295280, 15954336, 19942920, 26590560, 39885840, 79771680]

約数ペア:

[(1, 79771680), (2, 39885840), (3, 26590560), (4, 19942920), (5, 15954336), (6, 13295280), (8, 9971460), (9, 8863520), (10, 7977168), (12, 6647640), (15, 5318112), (16, 4985730), (18, 4431760), (20, 3988584), (24, 3323820), (30, 2659056), (31, 2573280), (32, 2492865), (36, 2215880), (40, 1994292), (45, 1772704), (48, 1661910), (60, 1329528), (62, 1286640), (72, 1107940), (80, 997146), (90, 886352), (93, 857760), (96, 830955), (120, 664764), (124, 643320), (144, 553970), (155, 514656), (160, 498573), (180, 443176), (186, 428880), (240, 332382), (248, 321660), (279, 285920), (288, 276985), (310, 257328), (360, 221588), (372, 214440), (465, 171552), (480, 166191), (496, 160830), (558, 142960), (620, 128664), (720, 110794), (744, 107220), (930, 85776), (992, 80415), (1116, 71480), (1240, 64332), (1395, 57184), (1440, 55397), (1488, 53610), (1787, 44640), (1860, 42888), (2232, 35740), (2480, 32166), (2790, 28592), (2976, 26805), (3574, 22320), (3720, 21444), (4464, 17870), (4960, 16083), (5361, 14880), (5580, 14296), (7148, 11160), (7440, 10722), (8928, 8935)]