86746660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:666

約数の個数: 144

約数和(自身を含む): 249359040

約数和(自身を除く): 162612380

約数列:

[1, 2, 4, 5, 7, 10, 11, 13, 14, 20, 22, 26, 28, 35, 44, 49, 52, 55, 65, 70, 77, 91, 98, 110, 130, 140, 143, 154, 182, 196, 220, 245, 260, 286, 308, 364, 385, 455, 490, 539, 572, 619, 637, 715, 770, 910, 980, 1001, 1078, 1238, 1274, 1430, 1540, 1820, 2002, 2156, 2476, 2548, 2695, 2860, 3095, 3185, 4004, 4333, 5005, 5390, 6190, 6370, 6809, 7007, 8047, 8666, 10010, 10780, 12380, 12740, 13618, 14014, 16094, 17332, 20020, 21665, 27236, 28028, 30331, 32188, 34045, 35035, 40235, 43330, 47663, 56329, 60662, 68090, 70070, 80470, 86660, 88517, 95326, 112658, 121324, 136180, 140140, 151655, 160940, 177034, 190652, 225316, 238315, 281645, 303310, 333641, 354068, 394303, 442585, 476630, 563290, 606620, 619619, 667282, 788606, 885170, 953260, 1126580, 1239238, 1334564, 1577212, 1668205, 1770340, 1971515, 2478476, 3098095, 3336410, 3943030, 4337333, 6196190, 6672820, 7886060, 8674666, 12392380, 17349332, 21686665, 43373330, 86746660]

約数ペア:

[(1, 86746660), (2, 43373330), (4, 21686665), (5, 17349332), (7, 12392380), (10, 8674666), (11, 7886060), (13, 6672820), (14, 6196190), (20, 4337333), (22, 3943030), (26, 3336410), (28, 3098095), (35, 2478476), (44, 1971515), (49, 1770340), (52, 1668205), (55, 1577212), (65, 1334564), (70, 1239238), (77, 1126580), (91, 953260), (98, 885170), (110, 788606), (130, 667282), (140, 619619), (143, 606620), (154, 563290), (182, 476630), (196, 442585), (220, 394303), (245, 354068), (260, 333641), (286, 303310), (308, 281645), (364, 238315), (385, 225316), (455, 190652), (490, 177034), (539, 160940), (572, 151655), (619, 140140), (637, 136180), (715, 121324), (770, 112658), (910, 95326), (980, 88517), (1001, 86660), (1078, 80470), (1238, 70070), (1274, 68090), (1430, 60662), (1540, 56329), (1820, 47663), (2002, 43330), (2156, 40235), (2476, 35035), (2548, 34045), (2695, 32188), (2860, 30331), (3095, 28028), (3185, 27236), (4004, 21665), (4333, 20020), (5005, 17332), (5390, 16094), (6190, 14014), (6370, 13618), (6809, 12740), (7007, 12380), (8047, 10780), (8666, 10010)]