81861600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{1483}}^1$

素因数の和:1529

約数の個数: 144

約数和(自身を含む): 278232192

約数和(自身を除く): 196370592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 25, 30, 32, 40, 46, 48, 50, 60, 69, 75, 80, 92, 96, 100, 115, 120, 138, 150, 160, 184, 200, 230, 240, 276, 300, 345, 368, 400, 460, 480, 552, 575, 600, 690, 736, 800, 920, 1104, 1150, 1200, 1380, 1483, 1725, 1840, 2208, 2300, 2400, 2760, 2966, 3450, 3680, 4449, 4600, 5520, 5932, 6900, 7415, 8898, 9200, 11040, 11864, 13800, 14830, 17796, 18400, 22245, 23728, 27600, 29660, 34109, 35592, 37075, 44490, 47456, 55200, 59320, 68218, 71184, 74150, 88980, 102327, 111225, 118640, 136436, 142368, 148300, 170545, 177960, 204654, 222450, 237280, 272872, 296600, 341090, 355920, 409308, 444900, 511635, 545744, 593200, 682180, 711840, 818616, 852725, 889800, 1023270, 1091488, 1186400, 1364360, 1637232, 1705450, 1779600, 2046540, 2558175, 2728720, 3274464, 3410900, 3559200, 4093080, 5116350, 5457440, 6821800, 8186160, 10232700, 13643600, 16372320, 20465400, 27287200, 40930800, 81861600]

約数ペア:

[(1, 81861600), (2, 40930800), (3, 27287200), (4, 20465400), (5, 16372320), (6, 13643600), (8, 10232700), (10, 8186160), (12, 6821800), (15, 5457440), (16, 5116350), (20, 4093080), (23, 3559200), (24, 3410900), (25, 3274464), (30, 2728720), (32, 2558175), (40, 2046540), (46, 1779600), (48, 1705450), (50, 1637232), (60, 1364360), (69, 1186400), (75, 1091488), (80, 1023270), (92, 889800), (96, 852725), (100, 818616), (115, 711840), (120, 682180), (138, 593200), (150, 545744), (160, 511635), (184, 444900), (200, 409308), (230, 355920), (240, 341090), (276, 296600), (300, 272872), (345, 237280), (368, 222450), (400, 204654), (460, 177960), (480, 170545), (552, 148300), (575, 142368), (600, 136436), (690, 118640), (736, 111225), (800, 102327), (920, 88980), (1104, 74150), (1150, 71184), (1200, 68218), (1380, 59320), (1483, 55200), (1725, 47456), (1840, 44490), (2208, 37075), (2300, 35592), (2400, 34109), (2760, 29660), (2966, 27600), (3450, 23728), (3680, 22245), (4449, 18400), (4600, 17796), (5520, 14830), (5932, 13800), (6900, 11864), (7415, 11040), (8898, 9200)]