291469440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:195

約数の個数: 256

約数和(自身を含む): 987033600

約数和(自身を除く): 695564160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 59, 60, 62, 64, 80, 83, 93, 96, 118, 120, 124, 128, 155, 160, 166, 177, 186, 192, 236, 240, 248, 249, 295, 310, 320, 332, 354, 372, 384, 415, 465, 472, 480, 496, 498, 590, 620, 640, 664, 708, 744, 830, 885, 930, 944, 960, 992, 996, 1180, 1240, 1245, 1328, 1416, 1488, 1660, 1770, 1829, 1860, 1888, 1920, 1984, 1992, 2360, 2480, 2490, 2573, 2656, 2832, 2976, 3320, 3540, 3658, 3720, 3776, 3968, 3984, 4720, 4897, 4960, 4980, 5146, 5312, 5487, 5664, 5952, 6640, 7080, 7316, 7440, 7552, 7719, 7968, 9145, 9440, 9794, 9920, 9960, 10292, 10624, 10974, 11328, 11904, 12865, 13280, 14160, 14632, 14691, 14880, 15438, 15936, 18290, 18880, 19588, 19840, 19920, 20584, 21948, 22656, 24485, 25730, 26560, 27435, 28320, 29264, 29382, 29760, 30876, 31872, 36580, 37760, 38595, 39176, 39840, 41168, 43896, 48970, 51460, 53120, 54870, 56640, 58528, 58764, 59520, 61752, 73160, 73455, 77190, 78352, 79680, 82336, 87792, 97940, 102920, 109740, 113280, 117056, 117528, 123504, 146320, 146910, 151807, 154380, 156704, 159360, 164672, 175584, 195880, 205840, 219480, 234112, 235056, 247008, 292640, 293820, 303614, 308760, 313408, 329344, 351168, 391760, 411680, 438960, 455421, 470112, 494016, 585280, 587640, 607228, 617520, 626816, 702336, 759035, 783520, 823360, 877920, 910842, 940224, 988032, 1170560, 1175280, 1214456, 1235040, 1518070, 1567040, 1646720, 1755840, 1821684, 1880448, 2277105, 2350560, 2428912, 2470080, 3036140, 3134080, 3511680, 3643368, 4554210, 4701120, 4857824, 4940160, 6072280, 7286736, 9108420, 9402240, 9715648, 12144560, 14573472, 18216840, 19431296, 24289120, 29146944, 36433680, 48578240, 58293888, 72867360, 97156480, 145734720, 291469440]

約数ペア:

[(1, 291469440), (2, 145734720), (3, 97156480), (4, 72867360), (5, 58293888), (6, 48578240), (8, 36433680), (10, 29146944), (12, 24289120), (15, 19431296), (16, 18216840), (20, 14573472), (24, 12144560), (30, 9715648), (31, 9402240), (32, 9108420), (40, 7286736), (48, 6072280), (59, 4940160), (60, 4857824), (62, 4701120), (64, 4554210), (80, 3643368), (83, 3511680), (93, 3134080), (96, 3036140), (118, 2470080), (120, 2428912), (124, 2350560), (128, 2277105), (155, 1880448), (160, 1821684), (166, 1755840), (177, 1646720), (186, 1567040), (192, 1518070), (236, 1235040), (240, 1214456), (248, 1175280), (249, 1170560), (295, 988032), (310, 940224), (320, 910842), (332, 877920), (354, 823360), (372, 783520), (384, 759035), (415, 702336), (465, 626816), (472, 617520), (480, 607228), (496, 587640), (498, 585280), (590, 494016), (620, 470112), (640, 455421), (664, 438960), (708, 411680), (744, 391760), (830, 351168), (885, 329344), (930, 313408), (944, 308760), (960, 303614), (992, 293820), (996, 292640), (1180, 247008), (1240, 235056), (1245, 234112), (1328, 219480), (1416, 205840), (1488, 195880), (1660, 175584), (1770, 164672), (1829, 159360), (1860, 156704), (1888, 154380), (1920, 151807), (1984, 146910), (1992, 146320), (2360, 123504), (2480, 117528), (2490, 117056), (2573, 113280), (2656, 109740), (2832, 102920), (2976, 97940), (3320, 87792), (3540, 82336), (3658, 79680), (3720, 78352), (3776, 77190), (3968, 73455), (3984, 73160), (4720, 61752), (4897, 59520), (4960, 58764), (4980, 58528), (5146, 56640), (5312, 54870), (5487, 53120), (5664, 51460), (5952, 48970), (6640, 43896), (7080, 41168), (7316, 39840), (7440, 39176), (7552, 38595), (7719, 37760), (7968, 36580), (9145, 31872), (9440, 30876), (9794, 29760), (9920, 29382), (9960, 29264), (10292, 28320), (10624, 27435), (10974, 26560), (11328, 25730), (11904, 24485), (12865, 22656), (13280, 21948), (14160, 20584), (14632, 19920), (14691, 19840), (14880, 19588), (15438, 18880), (15936, 18290)]