80871372

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 232377600

約数和(自身を除く): 151506228

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 29, 36, 38, 54, 57, 58, 76, 81, 87, 108, 114, 116, 151, 162, 171, 174, 228, 243, 261, 302, 324, 342, 348, 453, 486, 513, 522, 551, 604, 684, 783, 906, 972, 1026, 1044, 1102, 1359, 1539, 1566, 1653, 1812, 2052, 2204, 2349, 2718, 2869, 3078, 3132, 3306, 4077, 4379, 4617, 4698, 4959, 5436, 5738, 6156, 6612, 7047, 8154, 8607, 8758, 9234, 9396, 9918, 11476, 12231, 13137, 14094, 14877, 16308, 17214, 17516, 18468, 19836, 24462, 25821, 26274, 28188, 29754, 34428, 36693, 39411, 44631, 48924, 51642, 52548, 59508, 73386, 77463, 78822, 83201, 89262, 103284, 118233, 133893, 146772, 154926, 157644, 166402, 178524, 232389, 236466, 249603, 267786, 309852, 332804, 354699, 464778, 472932, 499206, 535572, 697167, 709398, 748809, 929556, 998412, 1064097, 1394334, 1418796, 1497618, 2128194, 2246427, 2788668, 2995236, 4256388, 4492854, 6739281, 8985708, 13478562, 20217843, 26957124, 40435686, 80871372]

約数ペア:

[(1, 80871372), (2, 40435686), (3, 26957124), (4, 20217843), (6, 13478562), (9, 8985708), (12, 6739281), (18, 4492854), (19, 4256388), (27, 2995236), (29, 2788668), (36, 2246427), (38, 2128194), (54, 1497618), (57, 1418796), (58, 1394334), (76, 1064097), (81, 998412), (87, 929556), (108, 748809), (114, 709398), (116, 697167), (151, 535572), (162, 499206), (171, 472932), (174, 464778), (228, 354699), (243, 332804), (261, 309852), (302, 267786), (324, 249603), (342, 236466), (348, 232389), (453, 178524), (486, 166402), (513, 157644), (522, 154926), (551, 146772), (604, 133893), (684, 118233), (783, 103284), (906, 89262), (972, 83201), (1026, 78822), (1044, 77463), (1102, 73386), (1359, 59508), (1539, 52548), (1566, 51642), (1653, 48924), (1812, 44631), (2052, 39411), (2204, 36693), (2349, 34428), (2718, 29754), (2869, 28188), (3078, 26274), (3132, 25821), (3306, 24462), (4077, 19836), (4379, 18468), (4617, 17516), (4698, 17214), (4959, 16308), (5436, 14877), (5738, 14094), (6156, 13137), (6612, 12231), (7047, 11476), (8154, 9918), (8607, 9396), (8758, 9234)]