809969420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:228

約数の個数: 192

約数和(自身を含む): 2057529600

約数和(自身を除く): 1247560180

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 29, 34, 52, 58, 65, 68, 71, 85, 89, 116, 130, 142, 145, 170, 178, 221, 260, 284, 290, 340, 355, 356, 377, 442, 445, 493, 580, 710, 754, 884, 890, 923, 986, 1105, 1157, 1207, 1420, 1508, 1513, 1780, 1846, 1885, 1972, 2059, 2210, 2314, 2414, 2465, 2581, 3026, 3692, 3770, 4118, 4420, 4615, 4628, 4828, 4930, 5162, 5785, 6035, 6052, 6319, 6409, 7540, 7565, 8236, 9230, 9860, 10295, 10324, 11570, 12070, 12638, 12818, 12905, 15130, 15691, 18460, 19669, 20590, 23140, 24140, 25276, 25636, 25810, 26767, 30260, 31382, 31595, 32045, 33553, 35003, 39338, 41180, 43877, 51620, 53534, 62764, 63190, 64090, 67106, 70006, 78455, 78676, 82147, 87754, 98345, 107068, 107423, 126380, 128180, 133835, 134212, 140012, 156910, 164294, 167765, 175015, 175508, 183251, 196690, 214846, 219385, 267670, 313820, 328588, 335530, 350030, 366502, 393380, 410735, 429692, 438770, 455039, 535340, 537115, 570401, 671060, 700060, 733004, 821470, 877540, 910078, 916255, 1074230, 1140802, 1396499, 1642940, 1820156, 1832510, 2148460, 2275195, 2281604, 2382263, 2792998, 2852005, 3115267, 3665020, 4550390, 4764526, 5585996, 5704010, 6230534, 6982495, 9100780, 9529052, 11408020, 11911315, 12461068, 13964990, 15576335, 23822630, 27929980, 31152670, 40498471, 47645260, 62305340, 80996942, 161993884, 202492355, 404984710, 809969420]

約数ペア:

[(1, 809969420), (2, 404984710), (4, 202492355), (5, 161993884), (10, 80996942), (13, 62305340), (17, 47645260), (20, 40498471), (26, 31152670), (29, 27929980), (34, 23822630), (52, 15576335), (58, 13964990), (65, 12461068), (68, 11911315), (71, 11408020), (85, 9529052), (89, 9100780), (116, 6982495), (130, 6230534), (142, 5704010), (145, 5585996), (170, 4764526), (178, 4550390), (221, 3665020), (260, 3115267), (284, 2852005), (290, 2792998), (340, 2382263), (355, 2281604), (356, 2275195), (377, 2148460), (442, 1832510), (445, 1820156), (493, 1642940), (580, 1396499), (710, 1140802), (754, 1074230), (884, 916255), (890, 910078), (923, 877540), (986, 821470), (1105, 733004), (1157, 700060), (1207, 671060), (1420, 570401), (1508, 537115), (1513, 535340), (1780, 455039), (1846, 438770), (1885, 429692), (1972, 410735), (2059, 393380), (2210, 366502), (2314, 350030), (2414, 335530), (2465, 328588), (2581, 313820), (3026, 267670), (3692, 219385), (3770, 214846), (4118, 196690), (4420, 183251), (4615, 175508), (4628, 175015), (4828, 167765), (4930, 164294), (5162, 156910), (5785, 140012), (6035, 134212), (6052, 133835), (6319, 128180), (6409, 126380), (7540, 107423), (7565, 107068), (8236, 98345), (9230, 87754), (9860, 82147), (10295, 78676), (10324, 78455), (11570, 70006), (12070, 67106), (12638, 64090), (12818, 63190), (12905, 62764), (15130, 53534), (15691, 51620), (18460, 43877), (19669, 41180), (20590, 39338), (23140, 35003), (24140, 33553), (25276, 32045), (25636, 31595), (25810, 31382), (26767, 30260)]