409091280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:218

約数の個数: 320

約数和(自身を含む): 1473239040

約数和(自身を除く): 1064147760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 67, 76, 78, 80, 95, 103, 104, 114, 120, 130, 134, 152, 156, 190, 195, 201, 206, 208, 228, 240, 247, 260, 268, 285, 304, 309, 312, 335, 380, 390, 402, 412, 456, 494, 515, 520, 536, 570, 618, 624, 670, 741, 760, 780, 804, 824, 871, 912, 988, 1005, 1030, 1040, 1072, 1140, 1235, 1236, 1273, 1339, 1340, 1482, 1520, 1545, 1560, 1608, 1648, 1742, 1957, 1976, 2010, 2060, 2280, 2470, 2472, 2546, 2613, 2678, 2680, 2964, 3090, 3120, 3216, 3484, 3705, 3819, 3914, 3952, 4017, 4020, 4120, 4355, 4560, 4940, 4944, 5092, 5226, 5356, 5360, 5871, 5928, 6180, 6365, 6695, 6901, 6968, 7410, 7638, 7828, 8034, 8040, 8240, 8710, 9785, 9880, 10184, 10452, 10712, 11742, 11856, 12360, 12730, 13065, 13390, 13802, 13936, 14820, 15276, 15656, 16068, 16080, 16549, 17420, 19095, 19570, 19760, 20085, 20368, 20703, 20904, 21424, 23484, 24720, 25441, 25460, 26130, 26780, 27604, 29355, 29640, 30552, 31312, 32136, 33098, 34505, 34840, 38190, 39140, 40170, 41406, 41808, 46968, 49647, 50882, 50920, 52260, 53560, 55208, 58710, 59280, 61104, 64272, 66196, 69010, 69680, 76323, 76380, 78280, 80340, 82745, 82812, 89713, 93936, 99294, 101764, 101840, 103515, 104520, 107120, 110416, 117420, 127205, 131119, 132392, 138020, 152646, 152760, 156560, 160680, 165490, 165624, 179426, 198588, 203528, 207030, 209040, 234840, 248235, 254410, 262238, 264784, 269139, 276040, 305292, 305520, 321360, 330980, 331248, 358852, 381615, 393357, 397176, 407056, 414060, 448565, 469680, 496470, 508820, 524476, 538278, 552080, 610584, 655595, 661960, 717704, 763230, 786714, 794352, 828120, 897130, 992940, 1017640, 1048952, 1076556, 1221168, 1311190, 1323920, 1345695, 1435408, 1526460, 1573428, 1656240, 1704547, 1794260, 1966785, 1985880, 2035280, 2097904, 2153112, 2622380, 2691390, 3052920, 3146856, 3409094, 3588520, 3933570, 3971760, 4306224, 5113641, 5244760, 5382780, 6105840, 6293712, 6818188, 7177040, 7867140, 8522735, 10227282, 10489520, 10765560, 13636376, 15734280, 17045470, 20454564, 21531120, 25568205, 27272752, 31468560, 34090940, 40909128, 51136410, 68181880, 81818256, 102272820, 136363760, 204545640, 409091280]

約数ペア:

[(1, 409091280), (2, 204545640), (3, 136363760), (4, 102272820), (5, 81818256), (6, 68181880), (8, 51136410), (10, 40909128), (12, 34090940), (13, 31468560), (15, 27272752), (16, 25568205), (19, 21531120), (20, 20454564), (24, 17045470), (26, 15734280), (30, 13636376), (38, 10765560), (39, 10489520), (40, 10227282), (48, 8522735), (52, 7867140), (57, 7177040), (60, 6818188), (65, 6293712), (67, 6105840), (76, 5382780), (78, 5244760), (80, 5113641), (95, 4306224), (103, 3971760), (104, 3933570), (114, 3588520), (120, 3409094), (130, 3146856), (134, 3052920), (152, 2691390), (156, 2622380), (190, 2153112), (195, 2097904), (201, 2035280), (206, 1985880), (208, 1966785), (228, 1794260), (240, 1704547), (247, 1656240), (260, 1573428), (268, 1526460), (285, 1435408), (304, 1345695), (309, 1323920), (312, 1311190), (335, 1221168), (380, 1076556), (390, 1048952), (402, 1017640), (412, 992940), (456, 897130), (494, 828120), (515, 794352), (520, 786714), (536, 763230), (570, 717704), (618, 661960), (624, 655595), (670, 610584), (741, 552080), (760, 538278), (780, 524476), (804, 508820), (824, 496470), (871, 469680), (912, 448565), (988, 414060), (1005, 407056), (1030, 397176), (1040, 393357), (1072, 381615), (1140, 358852), (1235, 331248), (1236, 330980), (1273, 321360), (1339, 305520), (1340, 305292), (1482, 276040), (1520, 269139), (1545, 264784), (1560, 262238), (1608, 254410), (1648, 248235), (1742, 234840), (1957, 209040), (1976, 207030), (2010, 203528), (2060, 198588), (2280, 179426), (2470, 165624), (2472, 165490), (2546, 160680), (2613, 156560), (2678, 152760), (2680, 152646), (2964, 138020), (3090, 132392), (3120, 131119), (3216, 127205), (3484, 117420), (3705, 110416), (3819, 107120), (3914, 104520), (3952, 103515), (4017, 101840), (4020, 101764), (4120, 99294), (4355, 93936), (4560, 89713), (4940, 82812), (4944, 82745), (5092, 80340), (5226, 78280), (5356, 76380), (5360, 76323), (5871, 69680), (5928, 69010), (6180, 66196), (6365, 64272), (6695, 61104), (6901, 59280), (6968, 58710), (7410, 55208), (7638, 53560), (7828, 52260), (8034, 50920), (8040, 50882), (8240, 49647), (8710, 46968), (9785, 41808), (9880, 41406), (10184, 40170), (10452, 39140), (10712, 38190), (11742, 34840), (11856, 34505), (12360, 33098), (12730, 32136), (13065, 31312), (13390, 30552), (13802, 29640), (13936, 29355), (14820, 27604), (15276, 26780), (15656, 26130), (16068, 25460), (16080, 25441), (16549, 24720), (17420, 23484), (19095, 21424), (19570, 20904), (19760, 20703), (20085, 20368)]