329970680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:433

約数の個数: 128

約数和(自身を含む): 855489600

約数和(自身を除く): 525518920

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 163, 170, 221, 229, 260, 326, 340, 442, 458, 520, 652, 680, 815, 884, 916, 1105, 1145, 1304, 1630, 1768, 1832, 2119, 2210, 2290, 2771, 2977, 3260, 3893, 4238, 4420, 4580, 5542, 5954, 6520, 7786, 8476, 8840, 9160, 10595, 11084, 11908, 13855, 14885, 15572, 16952, 19465, 21190, 22168, 23816, 27710, 29770, 31144, 36023, 37327, 38930, 42380, 50609, 55420, 59540, 72046, 74654, 77860, 84760, 101218, 110840, 119080, 144092, 149308, 155720, 180115, 186635, 202436, 253045, 288184, 298616, 360230, 373270, 404872, 485251, 506090, 634559, 720460, 746540, 970502, 1012180, 1269118, 1440920, 1493080, 1941004, 2024360, 2426255, 2538236, 3172795, 3882008, 4852510, 5076472, 6345590, 8249267, 9705020, 12691180, 16498534, 19410040, 25382360, 32997068, 41246335, 65994136, 82492670, 164985340, 329970680]

約数ペア:

[(1, 329970680), (2, 164985340), (4, 82492670), (5, 65994136), (8, 41246335), (10, 32997068), (13, 25382360), (17, 19410040), (20, 16498534), (26, 12691180), (34, 9705020), (40, 8249267), (52, 6345590), (65, 5076472), (68, 4852510), (85, 3882008), (104, 3172795), (130, 2538236), (136, 2426255), (163, 2024360), (170, 1941004), (221, 1493080), (229, 1440920), (260, 1269118), (326, 1012180), (340, 970502), (442, 746540), (458, 720460), (520, 634559), (652, 506090), (680, 485251), (815, 404872), (884, 373270), (916, 360230), (1105, 298616), (1145, 288184), (1304, 253045), (1630, 202436), (1768, 186635), (1832, 180115), (2119, 155720), (2210, 149308), (2290, 144092), (2771, 119080), (2977, 110840), (3260, 101218), (3893, 84760), (4238, 77860), (4420, 74654), (4580, 72046), (5542, 59540), (5954, 55420), (6520, 50609), (7786, 42380), (8476, 38930), (8840, 37327), (9160, 36023), (10595, 31144), (11084, 29770), (11908, 27710), (13855, 23816), (14885, 22168), (15572, 21190), (16952, 19465)]