71447250

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1$

素因数の和:497

約数の個数: 128

約数和(自身を含む): 210862080

約数和(自身を除く): 139414830

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 125, 150, 155, 175, 186, 210, 217, 250, 310, 350, 375, 434, 439, 465, 525, 651, 750, 775, 875, 878, 930, 1050, 1085, 1302, 1317, 1550, 1750, 2170, 2195, 2325, 2625, 2634, 3073, 3255, 3875, 4390, 4650, 5250, 5425, 6146, 6510, 6585, 7750, 9219, 10850, 10975, 11625, 13170, 13609, 15365, 16275, 18438, 21950, 23250, 27125, 27218, 30730, 32550, 32925, 40827, 46095, 54250, 54875, 65850, 68045, 76825, 81375, 81654, 92190, 95263, 109750, 136090, 153650, 162750, 164625, 190526, 204135, 230475, 285789, 329250, 340225, 384125, 408270, 460950, 476315, 571578, 680450, 768250, 952630, 1020675, 1152375, 1428945, 1701125, 2041350, 2304750, 2381575, 2857890, 3402250, 4763150, 5103375, 7144725, 10206750, 11907875, 14289450, 23815750, 35723625, 71447250]

約数ペア:

[(1, 71447250), (2, 35723625), (3, 23815750), (5, 14289450), (6, 11907875), (7, 10206750), (10, 7144725), (14, 5103375), (15, 4763150), (21, 3402250), (25, 2857890), (30, 2381575), (31, 2304750), (35, 2041350), (42, 1701125), (50, 1428945), (62, 1152375), (70, 1020675), (75, 952630), (93, 768250), (105, 680450), (125, 571578), (150, 476315), (155, 460950), (175, 408270), (186, 384125), (210, 340225), (217, 329250), (250, 285789), (310, 230475), (350, 204135), (375, 190526), (434, 164625), (439, 162750), (465, 153650), (525, 136090), (651, 109750), (750, 95263), (775, 92190), (875, 81654), (878, 81375), (930, 76825), (1050, 68045), (1085, 65850), (1302, 54875), (1317, 54250), (1550, 46095), (1750, 40827), (2170, 32925), (2195, 32550), (2325, 30730), (2625, 27218), (2634, 27125), (3073, 23250), (3255, 21950), (3875, 18438), (4390, 16275), (4650, 15365), (5250, 13609), (5425, 13170), (6146, 11625), (6510, 10975), (6585, 10850), (7750, 9219)]