81458016

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 192

約数和(自身を含む): 248209920

約数和(自身を除く): 166751904

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 32, 34, 37, 38, 48, 51, 57, 68, 71, 74, 76, 96, 102, 111, 114, 136, 142, 148, 152, 204, 213, 222, 228, 272, 284, 296, 304, 323, 408, 426, 444, 456, 544, 568, 592, 608, 629, 646, 703, 816, 852, 888, 912, 969, 1136, 1184, 1207, 1258, 1292, 1349, 1406, 1632, 1704, 1776, 1824, 1887, 1938, 2109, 2272, 2414, 2516, 2584, 2627, 2698, 2812, 3408, 3552, 3621, 3774, 3876, 4047, 4218, 4828, 5032, 5168, 5254, 5396, 5624, 6816, 7242, 7548, 7752, 7881, 8094, 8436, 9656, 10064, 10336, 10508, 10792, 11248, 11951, 14484, 15096, 15504, 15762, 16188, 16872, 19312, 20128, 21016, 21584, 22496, 22933, 23902, 28968, 30192, 31008, 31524, 32376, 33744, 35853, 38624, 42032, 43168, 44659, 45866, 47804, 49913, 57936, 60384, 63048, 64752, 67488, 68799, 71706, 84064, 89318, 91732, 95608, 99826, 115872, 126096, 129504, 133977, 137598, 143412, 149739, 178636, 183464, 191216, 199652, 252192, 267954, 275196, 286824, 299478, 357272, 366928, 382432, 399304, 535908, 550392, 573648, 598956, 714544, 733856, 798608, 848521, 1071816, 1100784, 1147296, 1197912, 1429088, 1597216, 1697042, 2143632, 2201568, 2395824, 2545563, 3394084, 4287264, 4791648, 5091126, 6788168, 10182252, 13576336, 20364504, 27152672, 40729008, 81458016]

約数ペア:

[(1, 81458016), (2, 40729008), (3, 27152672), (4, 20364504), (6, 13576336), (8, 10182252), (12, 6788168), (16, 5091126), (17, 4791648), (19, 4287264), (24, 3394084), (32, 2545563), (34, 2395824), (37, 2201568), (38, 2143632), (48, 1697042), (51, 1597216), (57, 1429088), (68, 1197912), (71, 1147296), (74, 1100784), (76, 1071816), (96, 848521), (102, 798608), (111, 733856), (114, 714544), (136, 598956), (142, 573648), (148, 550392), (152, 535908), (204, 399304), (213, 382432), (222, 366928), (228, 357272), (272, 299478), (284, 286824), (296, 275196), (304, 267954), (323, 252192), (408, 199652), (426, 191216), (444, 183464), (456, 178636), (544, 149739), (568, 143412), (592, 137598), (608, 133977), (629, 129504), (646, 126096), (703, 115872), (816, 99826), (852, 95608), (888, 91732), (912, 89318), (969, 84064), (1136, 71706), (1184, 68799), (1207, 67488), (1258, 64752), (1292, 63048), (1349, 60384), (1406, 57936), (1632, 49913), (1704, 47804), (1776, 45866), (1824, 44659), (1887, 43168), (1938, 42032), (2109, 38624), (2272, 35853), (2414, 33744), (2516, 32376), (2584, 31524), (2627, 31008), (2698, 30192), (2812, 28968), (3408, 23902), (3552, 22933), (3621, 22496), (3774, 21584), (3876, 21016), (4047, 20128), (4218, 19312), (4828, 16872), (5032, 16188), (5168, 15762), (5254, 15504), (5396, 15096), (5624, 14484), (6816, 11951), (7242, 11248), (7548, 10792), (7752, 10508), (7881, 10336), (8094, 10064), (8436, 9656)]