282318720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:221

約数の個数: 256

約数和(自身を含む): 969408000

約数和(自身を除く): 687089280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 71, 76, 80, 95, 96, 109, 114, 120, 128, 142, 152, 160, 190, 192, 213, 218, 228, 240, 284, 285, 304, 320, 327, 355, 380, 384, 426, 436, 456, 480, 545, 568, 570, 608, 640, 654, 710, 760, 852, 872, 912, 960, 1065, 1090, 1136, 1140, 1216, 1308, 1349, 1420, 1520, 1635, 1704, 1744, 1824, 1920, 2071, 2130, 2180, 2272, 2280, 2432, 2616, 2698, 2840, 3040, 3270, 3408, 3488, 3648, 4047, 4142, 4260, 4360, 4544, 4560, 5232, 5396, 5680, 6080, 6213, 6540, 6745, 6816, 6976, 7296, 7739, 8094, 8284, 8520, 8720, 9088, 9120, 10355, 10464, 10792, 11360, 12160, 12426, 13080, 13490, 13632, 13952, 15478, 16188, 16568, 17040, 17440, 18240, 20235, 20710, 20928, 21584, 22720, 23217, 24852, 26160, 26980, 27264, 30956, 31065, 32376, 33136, 34080, 34880, 36480, 38695, 40470, 41420, 41856, 43168, 45440, 46434, 49704, 52320, 53960, 61912, 62130, 64752, 66272, 68160, 69760, 77390, 80940, 82840, 86336, 92868, 99408, 104640, 107920, 116085, 123824, 124260, 129504, 132544, 136320, 147041, 154780, 161880, 165680, 172672, 185736, 198816, 209280, 215840, 232170, 247648, 248520, 259008, 265088, 294082, 309560, 323760, 331360, 371472, 397632, 431680, 441123, 464340, 495296, 497040, 518016, 588164, 619120, 647520, 662720, 735205, 742944, 795264, 863360, 882246, 928680, 990592, 994080, 1176328, 1238240, 1295040, 1325440, 1470410, 1485888, 1764492, 1857360, 1988160, 2205615, 2352656, 2476480, 2590080, 2940820, 2971776, 3528984, 3714720, 3976320, 4411230, 4705312, 4952960, 5881640, 7057968, 7429440, 8822460, 9410624, 11763280, 14115936, 14858880, 17644920, 18821248, 23526560, 28231872, 35289840, 47053120, 56463744, 70579680, 94106240, 141159360, 282318720]

約数ペア:

[(1, 282318720), (2, 141159360), (3, 94106240), (4, 70579680), (5, 56463744), (6, 47053120), (8, 35289840), (10, 28231872), (12, 23526560), (15, 18821248), (16, 17644920), (19, 14858880), (20, 14115936), (24, 11763280), (30, 9410624), (32, 8822460), (38, 7429440), (40, 7057968), (48, 5881640), (57, 4952960), (60, 4705312), (64, 4411230), (71, 3976320), (76, 3714720), (80, 3528984), (95, 2971776), (96, 2940820), (109, 2590080), (114, 2476480), (120, 2352656), (128, 2205615), (142, 1988160), (152, 1857360), (160, 1764492), (190, 1485888), (192, 1470410), (213, 1325440), (218, 1295040), (228, 1238240), (240, 1176328), (284, 994080), (285, 990592), (304, 928680), (320, 882246), (327, 863360), (355, 795264), (380, 742944), (384, 735205), (426, 662720), (436, 647520), (456, 619120), (480, 588164), (545, 518016), (568, 497040), (570, 495296), (608, 464340), (640, 441123), (654, 431680), (710, 397632), (760, 371472), (852, 331360), (872, 323760), (912, 309560), (960, 294082), (1065, 265088), (1090, 259008), (1136, 248520), (1140, 247648), (1216, 232170), (1308, 215840), (1349, 209280), (1420, 198816), (1520, 185736), (1635, 172672), (1704, 165680), (1744, 161880), (1824, 154780), (1920, 147041), (2071, 136320), (2130, 132544), (2180, 129504), (2272, 124260), (2280, 123824), (2432, 116085), (2616, 107920), (2698, 104640), (2840, 99408), (3040, 92868), (3270, 86336), (3408, 82840), (3488, 80940), (3648, 77390), (4047, 69760), (4142, 68160), (4260, 66272), (4360, 64752), (4544, 62130), (4560, 61912), (5232, 53960), (5396, 52320), (5680, 49704), (6080, 46434), (6213, 45440), (6540, 43168), (6745, 41856), (6816, 41420), (6976, 40470), (7296, 38695), (7739, 36480), (8094, 34880), (8284, 34080), (8520, 33136), (8720, 32376), (9088, 31065), (9120, 30956), (10355, 27264), (10464, 26980), (10792, 26160), (11360, 24852), (12160, 23217), (12426, 22720), (13080, 21584), (13490, 20928), (13632, 20710), (13952, 20235), (15478, 18240), (16188, 17440), (16568, 17040)]