408977296

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 1097929728

約数和(自身を除く): 688952432

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 34, 41, 52, 56, 62, 68, 82, 91, 104, 112, 119, 124, 136, 164, 169, 182, 208, 217, 221, 238, 248, 272, 287, 328, 338, 364, 403, 434, 442, 476, 496, 527, 533, 574, 656, 676, 697, 728, 806, 868, 884, 952, 1054, 1066, 1148, 1183, 1271, 1352, 1394, 1456, 1547, 1612, 1736, 1768, 1904, 2108, 2132, 2296, 2366, 2542, 2704, 2788, 2821, 2873, 3094, 3224, 3472, 3536, 3689, 3731, 4216, 4264, 4592, 4732, 4879, 5084, 5239, 5576, 5642, 5746, 6188, 6448, 6851, 6929, 7378, 7462, 8432, 8528, 8897, 9061, 9464, 9758, 10168, 10478, 11152, 11284, 11492, 12376, 13702, 13858, 14756, 14924, 16523, 17794, 18122, 18928, 19516, 20111, 20336, 20956, 21607, 22568, 22984, 24752, 27404, 27716, 29512, 29848, 33046, 35588, 36244, 36673, 39032, 40222, 41912, 43214, 45136, 45968, 47957, 48503, 54808, 55432, 59024, 59696, 63427, 66092, 71176, 72488, 73346, 78064, 80444, 83824, 86428, 89063, 95914, 97006, 109616, 110864, 115661, 117793, 126854, 132184, 142352, 144976, 146692, 151249, 160888, 172856, 178126, 191828, 194012, 214799, 231322, 235586, 253708, 264368, 280891, 293384, 302498, 321776, 345712, 356252, 383656, 388024, 429598, 462644, 471172, 507416, 561782, 586768, 604996, 623441, 712504, 767312, 776048, 824551, 859196, 925288, 942344, 1014832, 1123564, 1209992, 1246882, 1425008, 1503593, 1649102, 1718392, 1850576, 1884688, 1966237, 2247128, 2419984, 2493764, 3007186, 3298204, 3436784, 3651583, 3932474, 4494256, 4987528, 6014372, 6596408, 7303166, 7864948, 9975056, 12028744, 13192816, 14606332, 15729896, 24057488, 25561081, 29212664, 31459792, 51122162, 58425328, 102244324, 204488648, 408977296]

約数ペア:

[(1, 408977296), (2, 204488648), (4, 102244324), (7, 58425328), (8, 51122162), (13, 31459792), (14, 29212664), (16, 25561081), (17, 24057488), (26, 15729896), (28, 14606332), (31, 13192816), (34, 12028744), (41, 9975056), (52, 7864948), (56, 7303166), (62, 6596408), (68, 6014372), (82, 4987528), (91, 4494256), (104, 3932474), (112, 3651583), (119, 3436784), (124, 3298204), (136, 3007186), (164, 2493764), (169, 2419984), (182, 2247128), (208, 1966237), (217, 1884688), (221, 1850576), (238, 1718392), (248, 1649102), (272, 1503593), (287, 1425008), (328, 1246882), (338, 1209992), (364, 1123564), (403, 1014832), (434, 942344), (442, 925288), (476, 859196), (496, 824551), (527, 776048), (533, 767312), (574, 712504), (656, 623441), (676, 604996), (697, 586768), (728, 561782), (806, 507416), (868, 471172), (884, 462644), (952, 429598), (1054, 388024), (1066, 383656), (1148, 356252), (1183, 345712), (1271, 321776), (1352, 302498), (1394, 293384), (1456, 280891), (1547, 264368), (1612, 253708), (1736, 235586), (1768, 231322), (1904, 214799), (2108, 194012), (2132, 191828), (2296, 178126), (2366, 172856), (2542, 160888), (2704, 151249), (2788, 146692), (2821, 144976), (2873, 142352), (3094, 132184), (3224, 126854), (3472, 117793), (3536, 115661), (3689, 110864), (3731, 109616), (4216, 97006), (4264, 95914), (4592, 89063), (4732, 86428), (4879, 83824), (5084, 80444), (5239, 78064), (5576, 73346), (5642, 72488), (5746, 71176), (6188, 66092), (6448, 63427), (6851, 59696), (6929, 59024), (7378, 55432), (7462, 54808), (8432, 48503), (8528, 47957), (8897, 45968), (9061, 45136), (9464, 43214), (9758, 41912), (10168, 40222), (10478, 39032), (11152, 36673), (11284, 36244), (11492, 35588), (12376, 33046), (13702, 29848), (13858, 29512), (14756, 27716), (14924, 27404), (16523, 24752), (17794, 22984), (18122, 22568), (18928, 21607), (19516, 20956), (20111, 20336)]