127456800

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2309}}^1$

素因数の和:2355

約数の個数: 144

約数和(自身を含む): 433097280

約数和(自身を除く): 305640480

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, 1725, 1840, 2208, 2300, 2309, 2400, 2760, 3450, 3680, 4600, 4618, 5520, 6900, 6927, 9200, 9236, 11040, 11545, 13800, 13854, 18400, 18472, 23090, 27600, 27708, 34635, 36944, 46180, 53107, 55200, 55416, 57725, 69270, 73888, 92360, 106214, 110832, 115450, 138540, 159321, 173175, 184720, 212428, 221664, 230900, 265535, 277080, 318642, 346350, 369440, 424856, 461800, 531070, 554160, 637284, 692700, 796605, 849712, 923600, 1062140, 1108320, 1274568, 1327675, 1385400, 1593210, 1699424, 1847200, 2124280, 2549136, 2655350, 2770800, 3186420, 3983025, 4248560, 5098272, 5310700, 5541600, 6372840, 7966050, 8497120, 10621400, 12745680, 15932100, 21242800, 25491360, 31864200, 42485600, 63728400, 127456800]

約数ペア:

[(1, 127456800), (2, 63728400), (3, 42485600), (4, 31864200), (5, 25491360), (6, 21242800), (8, 15932100), (10, 12745680), (12, 10621400), (15, 8497120), (16, 7966050), (20, 6372840), (23, 5541600), (24, 5310700), (25, 5098272), (30, 4248560), (32, 3983025), (40, 3186420), (46, 2770800), (48, 2655350), (50, 2549136), (60, 2124280), (69, 1847200), (75, 1699424), (80, 1593210), (92, 1385400), (96, 1327675), (100, 1274568), (115, 1108320), (120, 1062140), (138, 923600), (150, 849712), (160, 796605), (184, 692700), (200, 637284), (230, 554160), (240, 531070), (276, 461800), (300, 424856), (345, 369440), (368, 346350), (400, 318642), (460, 277080), (480, 265535), (552, 230900), (575, 221664), (600, 212428), (690, 184720), (736, 173175), (800, 159321), (920, 138540), (1104, 115450), (1150, 110832), (1200, 106214), (1380, 92360), (1725, 73888), (1840, 69270), (2208, 57725), (2300, 55416), (2309, 55200), (2400, 53107), (2760, 46180), (3450, 36944), (3680, 34635), (4600, 27708), (4618, 27600), (5520, 23090), (6900, 18472), (6927, 18400), (9200, 13854), (9236, 13800), (11040, 11545)]