645636264

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{15559}}^1$

素因数の和:15607

約数の個数: 128

約数和(自身を含む): 2091264000

約数和(自身を除く): 1445627736

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 19, 21, 24, 26, 28, 38, 39, 42, 52, 56, 57, 76, 78, 84, 91, 104, 114, 133, 152, 156, 168, 182, 228, 247, 266, 273, 312, 364, 399, 456, 494, 532, 546, 728, 741, 798, 988, 1064, 1092, 1482, 1596, 1729, 1976, 2184, 2964, 3192, 3458, 5187, 5928, 6916, 10374, 13832, 15559, 20748, 31118, 41496, 46677, 62236, 93354, 108913, 124472, 186708, 202267, 217826, 295621, 326739, 373416, 404534, 435652, 591242, 606801, 653478, 809068, 871304, 886863, 1182484, 1213602, 1306956, 1415869, 1618136, 1773726, 2069347, 2364968, 2427204, 2613912, 2831738, 3547452, 3843073, 4138694, 4247607, 4854408, 5663476, 6208041, 7094904, 7686146, 8277388, 8495214, 11326952, 11529219, 12416082, 15372292, 16554776, 16990428, 23058438, 24832164, 26901511, 30744584, 33980856, 46116876, 49664328, 53803022, 80704533, 92233752, 107606044, 161409066, 215212088, 322818132, 645636264]

約数ペア:

[(1, 645636264), (2, 322818132), (3, 215212088), (4, 161409066), (6, 107606044), (7, 92233752), (8, 80704533), (12, 53803022), (13, 49664328), (14, 46116876), (19, 33980856), (21, 30744584), (24, 26901511), (26, 24832164), (28, 23058438), (38, 16990428), (39, 16554776), (42, 15372292), (52, 12416082), (56, 11529219), (57, 11326952), (76, 8495214), (78, 8277388), (84, 7686146), (91, 7094904), (104, 6208041), (114, 5663476), (133, 4854408), (152, 4247607), (156, 4138694), (168, 3843073), (182, 3547452), (228, 2831738), (247, 2613912), (266, 2427204), (273, 2364968), (312, 2069347), (364, 1773726), (399, 1618136), (456, 1415869), (494, 1306956), (532, 1213602), (546, 1182484), (728, 886863), (741, 871304), (798, 809068), (988, 653478), (1064, 606801), (1092, 591242), (1482, 435652), (1596, 404534), (1729, 373416), (1976, 326739), (2184, 295621), (2964, 217826), (3192, 202267), (3458, 186708), (5187, 124472), (5928, 108913), (6916, 93354), (10374, 62236), (13832, 46677), (15559, 41496), (20748, 31118)]