681448944

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 240

約数和(自身を含む): 2127720960

約数和(自身を除く): 1446272016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 17, 22, 24, 31, 33, 34, 44, 48, 51, 62, 66, 68, 79, 88, 93, 102, 124, 132, 136, 158, 176, 186, 187, 204, 237, 248, 264, 272, 316, 341, 372, 374, 408, 474, 496, 527, 528, 561, 632, 682, 744, 748, 816, 869, 948, 961, 1023, 1054, 1122, 1264, 1343, 1364, 1488, 1496, 1581, 1738, 1896, 1922, 2046, 2108, 2244, 2449, 2607, 2686, 2728, 2883, 2992, 3162, 3476, 3792, 3844, 4029, 4092, 4216, 4488, 4898, 5214, 5372, 5456, 5766, 5797, 6324, 6952, 7347, 7688, 8058, 8184, 8432, 8976, 9796, 10428, 10571, 10744, 11532, 11594, 12648, 13904, 14694, 14773, 15376, 16116, 16337, 16368, 17391, 19592, 20856, 21142, 21488, 23064, 23188, 25296, 26939, 29388, 29546, 31713, 32232, 32674, 34782, 39184, 41633, 41712, 42284, 44319, 46128, 46376, 49011, 53878, 58776, 59092, 63426, 64464, 65348, 69564, 75919, 80817, 83266, 84568, 88638, 92752, 98022, 107756, 117552, 118184, 124899, 126852, 130696, 139128, 151838, 161634, 166532, 169136, 177276, 179707, 196044, 215512, 227757, 236368, 249798, 253704, 261392, 278256, 303676, 323268, 333064, 354552, 359414, 392088, 431024, 455514, 457963, 499596, 507408, 539121, 607352, 646536, 666128, 709104, 718828, 784176, 835109, 911028, 915926, 999192, 1078242, 1214704, 1290623, 1293072, 1373889, 1437656, 1670218, 1822056, 1831852, 1998384, 2156484, 2505327, 2581246, 2747778, 2875312, 3340436, 3644112, 3663704, 3871869, 4312968, 5010654, 5162492, 5495556, 6680872, 7327408, 7743738, 8625936, 10021308, 10324984, 10991112, 13361744, 14196853, 15487476, 20042616, 20649968, 21982224, 28393706, 30974952, 40085232, 42590559, 56787412, 61949904, 85181118, 113574824, 170362236, 227149648, 340724472, 681448944]

約数ペア:

[(1, 681448944), (2, 340724472), (3, 227149648), (4, 170362236), (6, 113574824), (8, 85181118), (11, 61949904), (12, 56787412), (16, 42590559), (17, 40085232), (22, 30974952), (24, 28393706), (31, 21982224), (33, 20649968), (34, 20042616), (44, 15487476), (48, 14196853), (51, 13361744), (62, 10991112), (66, 10324984), (68, 10021308), (79, 8625936), (88, 7743738), (93, 7327408), (102, 6680872), (124, 5495556), (132, 5162492), (136, 5010654), (158, 4312968), (176, 3871869), (186, 3663704), (187, 3644112), (204, 3340436), (237, 2875312), (248, 2747778), (264, 2581246), (272, 2505327), (316, 2156484), (341, 1998384), (372, 1831852), (374, 1822056), (408, 1670218), (474, 1437656), (496, 1373889), (527, 1293072), (528, 1290623), (561, 1214704), (632, 1078242), (682, 999192), (744, 915926), (748, 911028), (816, 835109), (869, 784176), (948, 718828), (961, 709104), (1023, 666128), (1054, 646536), (1122, 607352), (1264, 539121), (1343, 507408), (1364, 499596), (1488, 457963), (1496, 455514), (1581, 431024), (1738, 392088), (1896, 359414), (1922, 354552), (2046, 333064), (2108, 323268), (2244, 303676), (2449, 278256), (2607, 261392), (2686, 253704), (2728, 249798), (2883, 236368), (2992, 227757), (3162, 215512), (3476, 196044), (3792, 179707), (3844, 177276), (4029, 169136), (4092, 166532), (4216, 161634), (4488, 151838), (4898, 139128), (5214, 130696), (5372, 126852), (5456, 124899), (5766, 118184), (5797, 117552), (6324, 107756), (6952, 98022), (7347, 92752), (7688, 88638), (8058, 84568), (8184, 83266), (8432, 80817), (8976, 75919), (9796, 69564), (10428, 65348), (10571, 64464), (10744, 63426), (11532, 59092), (11594, 58776), (12648, 53878), (13904, 49011), (14694, 46376), (14773, 46128), (15376, 44319), (16116, 42284), (16337, 41712), (16368, 41633), (17391, 39184), (19592, 34782), (20856, 32674), (21142, 32232), (21488, 31713), (23064, 29546), (23188, 29388), (25296, 26939)]