1381439360

素因数分解:

$2^7\times 5^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:107

約数の個数: 320

約数和(自身を含む): 4114108800

約数和(自身を除く): 2732669440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 49, 56, 58, 62, 64, 70, 80, 98, 112, 116, 124, 128, 140, 145, 155, 160, 196, 203, 217, 224, 232, 245, 248, 280, 290, 310, 320, 343, 392, 406, 434, 448, 464, 490, 496, 560, 580, 620, 640, 686, 784, 812, 868, 896, 899, 928, 980, 992, 1015, 1085, 1120, 1160, 1240, 1372, 1421, 1519, 1568, 1624, 1715, 1736, 1798, 1856, 1960, 1984, 2030, 2170, 2240, 2320, 2401, 2480, 2744, 2842, 3038, 3136, 3248, 3430, 3472, 3596, 3712, 3920, 3968, 4060, 4340, 4480, 4495, 4640, 4802, 4960, 5488, 5684, 6076, 6272, 6293, 6496, 6860, 6944, 7105, 7192, 7595, 7840, 8120, 8680, 8990, 9280, 9604, 9920, 9947, 10633, 10976, 11368, 12005, 12152, 12586, 12992, 13720, 13888, 14210, 14384, 15190, 15680, 16240, 17360, 17980, 18560, 19208, 19840, 19894, 21266, 21952, 22736, 24010, 24304, 25172, 25984, 27440, 27776, 28420, 28768, 30380, 31360, 31465, 32480, 34720, 35960, 38416, 39788, 42532, 43904, 44051, 45472, 48020, 48608, 49735, 50344, 53165, 54880, 56840, 57536, 60760, 62930, 64960, 69440, 69629, 71920, 74431, 76832, 79576, 85064, 88102, 90944, 96040, 97216, 99470, 100688, 106330, 109760, 113680, 115072, 121520, 125860, 129920, 138880, 139258, 143840, 148862, 153664, 159152, 170128, 176204, 181888, 192080, 194432, 198940, 201376, 212660, 219520, 220255, 227360, 243040, 251720, 278516, 287680, 297724, 307328, 308357, 318304, 340256, 348145, 352408, 372155, 384160, 397880, 402752, 425320, 440510, 454720, 486080, 503440, 557032, 575360, 595448, 616714, 636608, 680512, 696290, 704816, 744310, 768320, 795760, 805504, 850640, 881020, 909440, 972160, 1006880, 1114064, 1190896, 1233428, 1273216, 1361024, 1392580, 1409632, 1488620, 1536640, 1541785, 1591520, 1701280, 1762040, 2013760, 2158499, 2228128, 2381792, 2466856, 2785160, 2819264, 2977240, 3083570, 3183040, 3402560, 3524080, 4027520, 4316998, 4456256, 4763584, 4933712, 5570320, 5638528, 5954480, 6167140, 6366080, 6805120, 7048160, 8633996, 8912512, 9527168, 9867424, 10792495, 11140640, 11908960, 12334280, 14096320, 17267992, 19734848, 21584990, 22281280, 23817920, 24668560, 28192640, 34535984, 39469696, 43169980, 44562560, 47635840, 49337120, 69071968, 86339960, 98674240, 138143936, 172679920, 197348480, 276287872, 345359840, 690719680, 1381439360]

約数ペア:

[(1, 1381439360), (2, 690719680), (4, 345359840), (5, 276287872), (7, 197348480), (8, 172679920), (10, 138143936), (14, 98674240), (16, 86339960), (20, 69071968), (28, 49337120), (29, 47635840), (31, 44562560), (32, 43169980), (35, 39469696), (40, 34535984), (49, 28192640), (56, 24668560), (58, 23817920), (62, 22281280), (64, 21584990), (70, 19734848), (80, 17267992), (98, 14096320), (112, 12334280), (116, 11908960), (124, 11140640), (128, 10792495), (140, 9867424), (145, 9527168), (155, 8912512), (160, 8633996), (196, 7048160), (203, 6805120), (217, 6366080), (224, 6167140), (232, 5954480), (245, 5638528), (248, 5570320), (280, 4933712), (290, 4763584), (310, 4456256), (320, 4316998), (343, 4027520), (392, 3524080), (406, 3402560), (434, 3183040), (448, 3083570), (464, 2977240), (490, 2819264), (496, 2785160), (560, 2466856), (580, 2381792), (620, 2228128), (640, 2158499), (686, 2013760), (784, 1762040), (812, 1701280), (868, 1591520), (896, 1541785), (899, 1536640), (928, 1488620), (980, 1409632), (992, 1392580), (1015, 1361024), (1085, 1273216), (1120, 1233428), (1160, 1190896), (1240, 1114064), (1372, 1006880), (1421, 972160), (1519, 909440), (1568, 881020), (1624, 850640), (1715, 805504), (1736, 795760), (1798, 768320), (1856, 744310), (1960, 704816), (1984, 696290), (2030, 680512), (2170, 636608), (2240, 616714), (2320, 595448), (2401, 575360), (2480, 557032), (2744, 503440), (2842, 486080), (3038, 454720), (3136, 440510), (3248, 425320), (3430, 402752), (3472, 397880), (3596, 384160), (3712, 372155), (3920, 352408), (3968, 348145), (4060, 340256), (4340, 318304), (4480, 308357), (4495, 307328), (4640, 297724), (4802, 287680), (4960, 278516), (5488, 251720), (5684, 243040), (6076, 227360), (6272, 220255), (6293, 219520), (6496, 212660), (6860, 201376), (6944, 198940), (7105, 194432), (7192, 192080), (7595, 181888), (7840, 176204), (8120, 170128), (8680, 159152), (8990, 153664), (9280, 148862), (9604, 143840), (9920, 139258), (9947, 138880), (10633, 129920), (10976, 125860), (11368, 121520), (12005, 115072), (12152, 113680), (12586, 109760), (12992, 106330), (13720, 100688), (13888, 99470), (14210, 97216), (14384, 96040), (15190, 90944), (15680, 88102), (16240, 85064), (17360, 79576), (17980, 76832), (18560, 74431), (19208, 71920), (19840, 69629), (19894, 69440), (21266, 64960), (21952, 62930), (22736, 60760), (24010, 57536), (24304, 56840), (25172, 54880), (25984, 53165), (27440, 50344), (27776, 49735), (28420, 48608), (28768, 48020), (30380, 45472), (31360, 44051), (31465, 43904), (32480, 42532), (34720, 39788), (35960, 38416)]