71981190

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{29}}^2\times {\mathrm{317}}^1$

素因数の和:391

約数の個数: 96

約数和(自身を含む): 199424160

約数和(自身を除く): 127442970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 29, 30, 45, 54, 58, 87, 90, 135, 145, 174, 261, 270, 290, 317, 435, 522, 634, 783, 841, 870, 951, 1305, 1566, 1585, 1682, 1902, 2523, 2610, 2853, 3170, 3915, 4205, 4755, 5046, 5706, 7569, 7830, 8410, 8559, 9193, 9510, 12615, 14265, 15138, 17118, 18386, 22707, 25230, 27579, 28530, 37845, 42795, 45414, 45965, 55158, 75690, 82737, 85590, 91930, 113535, 137895, 165474, 227070, 248211, 266597, 275790, 413685, 496422, 533194, 799791, 827370, 1241055, 1332985, 1599582, 2399373, 2482110, 2665970, 3998955, 4798746, 7198119, 7997910, 11996865, 14396238, 23993730, 35990595, 71981190]

約数ペア:

[(1, 71981190), (2, 35990595), (3, 23993730), (5, 14396238), (6, 11996865), (9, 7997910), (10, 7198119), (15, 4798746), (18, 3998955), (27, 2665970), (29, 2482110), (30, 2399373), (45, 1599582), (54, 1332985), (58, 1241055), (87, 827370), (90, 799791), (135, 533194), (145, 496422), (174, 413685), (261, 275790), (270, 266597), (290, 248211), (317, 227070), (435, 165474), (522, 137895), (634, 113535), (783, 91930), (841, 85590), (870, 82737), (951, 75690), (1305, 55158), (1566, 45965), (1585, 45414), (1682, 42795), (1902, 37845), (2523, 28530), (2610, 27579), (2853, 25230), (3170, 22707), (3915, 18386), (4205, 17118), (4755, 15138), (5046, 14265), (5706, 12615), (7569, 9510), (7830, 9193), (8410, 8559)]