631236240

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1709}}^1$

素因数の和:1756

約数の個数: 240

約数和(自身を含む): 2315476800

約数和(自身を除く): 1684240560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1520, 1539, 1620, 1709, 1710, 1944, 2052, 2160, 2280, 2430, 2565, 2736, 3078, 3240, 3418, 3420, 3888, 4104, 4560, 4617, 4860, 5127, 5130, 6156, 6480, 6836, 6840, 7695, 8208, 8545, 9234, 9720, 10254, 10260, 12312, 13672, 13680, 15381, 15390, 17090, 18468, 19440, 20508, 20520, 23085, 24624, 25635, 27344, 30762, 30780, 32471, 34180, 36936, 41016, 41040, 46143, 46170, 51270, 61524, 61560, 64942, 68360, 73872, 76905, 82032, 92286, 92340, 97413, 102540, 123048, 123120, 129884, 136720, 138429, 153810, 162355, 184572, 184680, 194826, 205080, 230715, 246096, 259768, 276858, 292239, 307620, 324710, 369144, 369360, 389652, 410160, 415287, 461430, 487065, 519536, 553716, 584478, 615240, 649420, 692145, 738288, 779304, 830574, 876717, 922860, 974130, 1107432, 1168956, 1230480, 1298840, 1384290, 1461195, 1558608, 1661148, 1753434, 1845720, 1948260, 2076435, 2214864, 2337912, 2597680, 2630151, 2768580, 2922390, 3322296, 3506868, 3691440, 3896520, 4152870, 4383585, 4675824, 5260302, 5537160, 5844780, 6644592, 7013736, 7793040, 7890453, 8305740, 8767170, 10520604, 11074320, 11689560, 13150755, 14027472, 15780906, 16611480, 17534340, 21041208, 23379120, 26301510, 31561812, 33222960, 35068680, 39452265, 42082416, 52603020, 63123624, 70137360, 78904530, 105206040, 126247248, 157809060, 210412080, 315618120, 631236240]

約数ペア:

[(1, 631236240), (2, 315618120), (3, 210412080), (4, 157809060), (5, 126247248), (6, 105206040), (8, 78904530), (9, 70137360), (10, 63123624), (12, 52603020), (15, 42082416), (16, 39452265), (18, 35068680), (19, 33222960), (20, 31561812), (24, 26301510), (27, 23379120), (30, 21041208), (36, 17534340), (38, 16611480), (40, 15780906), (45, 14027472), (48, 13150755), (54, 11689560), (57, 11074320), (60, 10520604), (72, 8767170), (76, 8305740), (80, 7890453), (81, 7793040), (90, 7013736), (95, 6644592), (108, 5844780), (114, 5537160), (120, 5260302), (135, 4675824), (144, 4383585), (152, 4152870), (162, 3896520), (171, 3691440), (180, 3506868), (190, 3322296), (216, 2922390), (228, 2768580), (240, 2630151), (243, 2597680), (270, 2337912), (285, 2214864), (304, 2076435), (324, 1948260), (342, 1845720), (360, 1753434), (380, 1661148), (405, 1558608), (432, 1461195), (456, 1384290), (486, 1298840), (513, 1230480), (540, 1168956), (570, 1107432), (648, 974130), (684, 922860), (720, 876717), (760, 830574), (810, 779304), (855, 738288), (912, 692145), (972, 649420), (1026, 615240), (1080, 584478), (1140, 553716), (1215, 519536), (1296, 487065), (1368, 461430), (1520, 415287), (1539, 410160), (1620, 389652), (1709, 369360), (1710, 369144), (1944, 324710), (2052, 307620), (2160, 292239), (2280, 276858), (2430, 259768), (2565, 246096), (2736, 230715), (3078, 205080), (3240, 194826), (3418, 184680), (3420, 184572), (3888, 162355), (4104, 153810), (4560, 138429), (4617, 136720), (4860, 129884), (5127, 123120), (5130, 123048), (6156, 102540), (6480, 97413), (6836, 92340), (6840, 92286), (7695, 82032), (8208, 76905), (8545, 73872), (9234, 68360), (9720, 64942), (10254, 61560), (10260, 61524), (12312, 51270), (13672, 46170), (13680, 46143), (15381, 41040), (15390, 41016), (17090, 36936), (18468, 34180), (19440, 32471), (20508, 30780), (20520, 30762), (23085, 27344), (24624, 25635)]