645275664

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{773}}^1$

素因数の和:846

約数の個数: 240

約数和(自身を含む): 2156004864

約数和(自身を除く): 1510729200

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 31, 33, 34, 36, 44, 48, 51, 62, 66, 68, 72, 88, 93, 99, 102, 124, 132, 136, 144, 153, 176, 186, 187, 198, 204, 248, 264, 272, 279, 306, 341, 372, 374, 396, 408, 496, 527, 528, 558, 561, 612, 682, 744, 748, 773, 792, 816, 1023, 1054, 1116, 1122, 1224, 1364, 1488, 1496, 1546, 1581, 1584, 1683, 2046, 2108, 2232, 2244, 2319, 2448, 2728, 2992, 3069, 3092, 3162, 3366, 4092, 4216, 4464, 4488, 4638, 4743, 5456, 5797, 6138, 6184, 6324, 6732, 6957, 8184, 8432, 8503, 8976, 9276, 9486, 11594, 12276, 12368, 12648, 13141, 13464, 13914, 16368, 17006, 17391, 18552, 18972, 23188, 23963, 24552, 25296, 25509, 26282, 26928, 27828, 34012, 34782, 37104, 37944, 39423, 46376, 47926, 49104, 51018, 52173, 52564, 55656, 68024, 69564, 71889, 75888, 76527, 78846, 92752, 95852, 102036, 104346, 105128, 111312, 118269, 136048, 139128, 143778, 144551, 153054, 157692, 191704, 204072, 208692, 210256, 215667, 236538, 263593, 278256, 287556, 289102, 306108, 315384, 383408, 407371, 408144, 417384, 431334, 433653, 473076, 527186, 575112, 578204, 612216, 630768, 790779, 814742, 834768, 862668, 867306, 946152, 1054372, 1150224, 1156408, 1222113, 1224432, 1300959, 1581558, 1629484, 1725336, 1734612, 1892304, 2108744, 2312816, 2372337, 2444226, 2601918, 3163116, 3258968, 3450672, 3469224, 3666339, 4217488, 4481081, 4744674, 4888452, 5203836, 6326232, 6517936, 6938448, 7332678, 8962162, 9489348, 9776904, 10407672, 12652464, 13443243, 14665356, 17924324, 18978696, 19553808, 20815344, 26886486, 29330712, 35848648, 37957392, 40329729, 53772972, 58661424, 71697296, 80659458, 107545944, 161318916, 215091888, 322637832, 645275664]

約数ペア:

[(1, 645275664), (2, 322637832), (3, 215091888), (4, 161318916), (6, 107545944), (8, 80659458), (9, 71697296), (11, 58661424), (12, 53772972), (16, 40329729), (17, 37957392), (18, 35848648), (22, 29330712), (24, 26886486), (31, 20815344), (33, 19553808), (34, 18978696), (36, 17924324), (44, 14665356), (48, 13443243), (51, 12652464), (62, 10407672), (66, 9776904), (68, 9489348), (72, 8962162), (88, 7332678), (93, 6938448), (99, 6517936), (102, 6326232), (124, 5203836), (132, 4888452), (136, 4744674), (144, 4481081), (153, 4217488), (176, 3666339), (186, 3469224), (187, 3450672), (198, 3258968), (204, 3163116), (248, 2601918), (264, 2444226), (272, 2372337), (279, 2312816), (306, 2108744), (341, 1892304), (372, 1734612), (374, 1725336), (396, 1629484), (408, 1581558), (496, 1300959), (527, 1224432), (528, 1222113), (558, 1156408), (561, 1150224), (612, 1054372), (682, 946152), (744, 867306), (748, 862668), (773, 834768), (792, 814742), (816, 790779), (1023, 630768), (1054, 612216), (1116, 578204), (1122, 575112), (1224, 527186), (1364, 473076), (1488, 433653), (1496, 431334), (1546, 417384), (1581, 408144), (1584, 407371), (1683, 383408), (2046, 315384), (2108, 306108), (2232, 289102), (2244, 287556), (2319, 278256), (2448, 263593), (2728, 236538), (2992, 215667), (3069, 210256), (3092, 208692), (3162, 204072), (3366, 191704), (4092, 157692), (4216, 153054), (4464, 144551), (4488, 143778), (4638, 139128), (4743, 136048), (5456, 118269), (5797, 111312), (6138, 105128), (6184, 104346), (6324, 102036), (6732, 95852), (6957, 92752), (8184, 78846), (8432, 76527), (8503, 75888), (8976, 71889), (9276, 69564), (9486, 68024), (11594, 55656), (12276, 52564), (12368, 52173), (12648, 51018), (13141, 49104), (13464, 47926), (13914, 46376), (16368, 39423), (17006, 37944), (17391, 37104), (18552, 34782), (18972, 34012), (23188, 27828), (23963, 26928), (24552, 26282), (25296, 25509)]