81390750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:483

約数の個数: 128

約数和(自身を含む): 239016960

約数和(自身を除く): 157626210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 37, 42, 50, 70, 74, 75, 105, 111, 125, 150, 175, 185, 210, 222, 250, 259, 350, 370, 375, 419, 518, 525, 555, 750, 777, 838, 875, 925, 1050, 1110, 1257, 1295, 1554, 1750, 1850, 2095, 2514, 2590, 2625, 2775, 2933, 3885, 4190, 4625, 5250, 5550, 5866, 6285, 6475, 7770, 8799, 9250, 10475, 12570, 12950, 13875, 14665, 15503, 17598, 19425, 20950, 27750, 29330, 31006, 31425, 32375, 38850, 43995, 46509, 52375, 62850, 64750, 73325, 77515, 87990, 93018, 97125, 104750, 108521, 146650, 155030, 157125, 194250, 217042, 219975, 232545, 314250, 325563, 366625, 387575, 439950, 465090, 542605, 651126, 733250, 775150, 1085210, 1099875, 1162725, 1627815, 1937875, 2199750, 2325450, 2713025, 3255630, 3875750, 5426050, 5813625, 8139075, 11627250, 13565125, 16278150, 27130250, 40695375, 81390750]

約数ペア:

[(1, 81390750), (2, 40695375), (3, 27130250), (5, 16278150), (6, 13565125), (7, 11627250), (10, 8139075), (14, 5813625), (15, 5426050), (21, 3875750), (25, 3255630), (30, 2713025), (35, 2325450), (37, 2199750), (42, 1937875), (50, 1627815), (70, 1162725), (74, 1099875), (75, 1085210), (105, 775150), (111, 733250), (125, 651126), (150, 542605), (175, 465090), (185, 439950), (210, 387575), (222, 366625), (250, 325563), (259, 314250), (350, 232545), (370, 219975), (375, 217042), (419, 194250), (518, 157125), (525, 155030), (555, 146650), (750, 108521), (777, 104750), (838, 97125), (875, 93018), (925, 87990), (1050, 77515), (1110, 73325), (1257, 64750), (1295, 62850), (1554, 52375), (1750, 46509), (1850, 43995), (2095, 38850), (2514, 32375), (2590, 31425), (2625, 31006), (2775, 29330), (2933, 27750), (3885, 20950), (4190, 19425), (4625, 17598), (5250, 15503), (5550, 14665), (5866, 13875), (6285, 12950), (6475, 12570), (7770, 10475), (8799, 9250)]