80718720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2473}}^1$

素因数の和:2512

約数の個数: 128

約数和(自身を含む): 272535840

約数和(自身を除く): 191817120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 816, 960, 1020, 1088, 1360, 1632, 1920, 2040, 2176, 2473, 2720, 3264, 4080, 4946, 5440, 6528, 7419, 8160, 9892, 10880, 12365, 14838, 16320, 19784, 24730, 29676, 32640, 37095, 39568, 42041, 49460, 59352, 74190, 79136, 84082, 98920, 118704, 126123, 148380, 158272, 168164, 197840, 210205, 237408, 252246, 296760, 316544, 336328, 395680, 420410, 474816, 504492, 593520, 630615, 672656, 791360, 840820, 949632, 1008984, 1187040, 1261230, 1345312, 1582720, 1681640, 2017968, 2374080, 2522460, 2690624, 3363280, 4035936, 4748160, 5044920, 5381248, 6726560, 8071872, 10089840, 13453120, 16143744, 20179680, 26906240, 40359360, 80718720]

約数ペア:

[(1, 80718720), (2, 40359360), (3, 26906240), (4, 20179680), (5, 16143744), (6, 13453120), (8, 10089840), (10, 8071872), (12, 6726560), (15, 5381248), (16, 5044920), (17, 4748160), (20, 4035936), (24, 3363280), (30, 2690624), (32, 2522460), (34, 2374080), (40, 2017968), (48, 1681640), (51, 1582720), (60, 1345312), (64, 1261230), (68, 1187040), (80, 1008984), (85, 949632), (96, 840820), (102, 791360), (120, 672656), (128, 630615), (136, 593520), (160, 504492), (170, 474816), (192, 420410), (204, 395680), (240, 336328), (255, 316544), (272, 296760), (320, 252246), (340, 237408), (384, 210205), (408, 197840), (480, 168164), (510, 158272), (544, 148380), (640, 126123), (680, 118704), (816, 98920), (960, 84082), (1020, 79136), (1088, 74190), (1360, 59352), (1632, 49460), (1920, 42041), (2040, 39568), (2176, 37095), (2473, 32640), (2720, 29676), (3264, 24730), (4080, 19784), (4946, 16320), (5440, 14838), (6528, 12365), (7419, 10880), (8160, 9892)]