287683760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{919}}^1$

素因数の和:995

約数の個数: 160

約数和(自身を含む): 843279360

約数和(自身を除く): 555595600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 43, 52, 56, 65, 70, 80, 86, 91, 104, 112, 130, 140, 172, 182, 208, 215, 260, 280, 301, 344, 364, 430, 455, 520, 559, 560, 602, 688, 728, 860, 910, 919, 1040, 1118, 1204, 1456, 1505, 1720, 1820, 1838, 2236, 2408, 2795, 3010, 3440, 3640, 3676, 3913, 4472, 4595, 4816, 5590, 6020, 6433, 7280, 7352, 7826, 8944, 9190, 11180, 11947, 12040, 12866, 14704, 15652, 18380, 19565, 22360, 23894, 24080, 25732, 31304, 32165, 36760, 39130, 39517, 44720, 47788, 51464, 59735, 62608, 64330, 73520, 78260, 79034, 83629, 95576, 102928, 119470, 128660, 156520, 158068, 167258, 191152, 197585, 238940, 257320, 276619, 313040, 316136, 334516, 395170, 418145, 477880, 513721, 514640, 553238, 632272, 669032, 790340, 836290, 955760, 1027442, 1106476, 1338064, 1383095, 1580680, 1672580, 2054884, 2212952, 2568605, 2766190, 3161360, 3345160, 3596047, 4109768, 4425904, 5137210, 5532380, 6690320, 7192094, 8219536, 10274420, 11064760, 14384188, 17980235, 20548840, 22129520, 28768376, 35960470, 41097680, 57536752, 71920940, 143841880, 287683760]

約数ペア:

[(1, 287683760), (2, 143841880), (4, 71920940), (5, 57536752), (7, 41097680), (8, 35960470), (10, 28768376), (13, 22129520), (14, 20548840), (16, 17980235), (20, 14384188), (26, 11064760), (28, 10274420), (35, 8219536), (40, 7192094), (43, 6690320), (52, 5532380), (56, 5137210), (65, 4425904), (70, 4109768), (80, 3596047), (86, 3345160), (91, 3161360), (104, 2766190), (112, 2568605), (130, 2212952), (140, 2054884), (172, 1672580), (182, 1580680), (208, 1383095), (215, 1338064), (260, 1106476), (280, 1027442), (301, 955760), (344, 836290), (364, 790340), (430, 669032), (455, 632272), (520, 553238), (559, 514640), (560, 513721), (602, 477880), (688, 418145), (728, 395170), (860, 334516), (910, 316136), (919, 313040), (1040, 276619), (1118, 257320), (1204, 238940), (1456, 197585), (1505, 191152), (1720, 167258), (1820, 158068), (1838, 156520), (2236, 128660), (2408, 119470), (2795, 102928), (3010, 95576), (3440, 83629), (3640, 79034), (3676, 78260), (3913, 73520), (4472, 64330), (4595, 62608), (4816, 59735), (5590, 51464), (6020, 47788), (6433, 44720), (7280, 39517), (7352, 39130), (7826, 36760), (8944, 32165), (9190, 31304), (11180, 25732), (11947, 24080), (12040, 23894), (12866, 22360), (14704, 19565), (15652, 18380)]