81201384

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{163}}^1$

素因数の和:240

約数の個数: 192

約数和(自身を含む): 262491840

約数和(自身を除く): 181290456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 17, 18, 22, 24, 33, 34, 36, 37, 44, 51, 66, 68, 72, 74, 88, 99, 102, 111, 132, 136, 148, 153, 163, 187, 198, 204, 222, 264, 296, 306, 326, 333, 374, 396, 407, 408, 444, 489, 561, 612, 629, 652, 666, 748, 792, 814, 888, 978, 1122, 1221, 1224, 1258, 1304, 1332, 1467, 1496, 1628, 1683, 1793, 1887, 1956, 2244, 2442, 2516, 2664, 2771, 2934, 3256, 3366, 3586, 3663, 3774, 3912, 4488, 4884, 5032, 5379, 5542, 5661, 5868, 6031, 6732, 6919, 7172, 7326, 7548, 8313, 9768, 10758, 11084, 11322, 11736, 12062, 13464, 13838, 14344, 14652, 15096, 16137, 16626, 18093, 20757, 21516, 22168, 22644, 24124, 24939, 27676, 29304, 30481, 32274, 33252, 36186, 41514, 43032, 45288, 48248, 49878, 54279, 55352, 60962, 62271, 64548, 66341, 66504, 72372, 83028, 91443, 99756, 102527, 108558, 121924, 124542, 129096, 132682, 144744, 166056, 182886, 199023, 199512, 205054, 217116, 243848, 249084, 265364, 274329, 307581, 365772, 398046, 410108, 434232, 498168, 530728, 548658, 597069, 615162, 731544, 796092, 820216, 922743, 1097316, 1127797, 1194138, 1230324, 1592184, 1845486, 2194632, 2255594, 2388276, 2460648, 3383391, 3690972, 4511188, 4776552, 6766782, 7381944, 9022376, 10150173, 13533564, 20300346, 27067128, 40600692, 81201384]

約数ペア:

[(1, 81201384), (2, 40600692), (3, 27067128), (4, 20300346), (6, 13533564), (8, 10150173), (9, 9022376), (11, 7381944), (12, 6766782), (17, 4776552), (18, 4511188), (22, 3690972), (24, 3383391), (33, 2460648), (34, 2388276), (36, 2255594), (37, 2194632), (44, 1845486), (51, 1592184), (66, 1230324), (68, 1194138), (72, 1127797), (74, 1097316), (88, 922743), (99, 820216), (102, 796092), (111, 731544), (132, 615162), (136, 597069), (148, 548658), (153, 530728), (163, 498168), (187, 434232), (198, 410108), (204, 398046), (222, 365772), (264, 307581), (296, 274329), (306, 265364), (326, 249084), (333, 243848), (374, 217116), (396, 205054), (407, 199512), (408, 199023), (444, 182886), (489, 166056), (561, 144744), (612, 132682), (629, 129096), (652, 124542), (666, 121924), (748, 108558), (792, 102527), (814, 99756), (888, 91443), (978, 83028), (1122, 72372), (1221, 66504), (1224, 66341), (1258, 64548), (1304, 62271), (1332, 60962), (1467, 55352), (1496, 54279), (1628, 49878), (1683, 48248), (1793, 45288), (1887, 43032), (1956, 41514), (2244, 36186), (2442, 33252), (2516, 32274), (2664, 30481), (2771, 29304), (2934, 27676), (3256, 24939), (3366, 24124), (3586, 22644), (3663, 22168), (3774, 21516), (3912, 20757), (4488, 18093), (4884, 16626), (5032, 16137), (5379, 15096), (5542, 14652), (5661, 14344), (5868, 13838), (6031, 13464), (6732, 12062), (6919, 11736), (7172, 11322), (7326, 11084), (7548, 10758), (8313, 9768)]