287401140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{467}}^1$

素因数の和:758

約数の個数: 144

約数和(自身を含む): 944431488

約数和(自身を除く): 657030348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 263, 390, 467, 468, 526, 585, 780, 789, 934, 1052, 1170, 1315, 1401, 1578, 1868, 2335, 2340, 2367, 2630, 2802, 3156, 3419, 3945, 4203, 4670, 4734, 5260, 5604, 6071, 6838, 7005, 7890, 8406, 9340, 9468, 10257, 11835, 12142, 13676, 14010, 15780, 16812, 17095, 18213, 20514, 21015, 23670, 24284, 28020, 30355, 30771, 34190, 36426, 41028, 42030, 47340, 51285, 54639, 60710, 61542, 68380, 72852, 84060, 91065, 102570, 109278, 121420, 122821, 123084, 153855, 182130, 205140, 218556, 245642, 273195, 307710, 364260, 368463, 491284, 546390, 614105, 615420, 736926, 1092780, 1105389, 1228210, 1473852, 1596673, 1842315, 2210778, 2456420, 3193346, 3684630, 4421556, 4790019, 5526945, 6386692, 7369260, 7983365, 9580038, 11053890, 14370057, 15966730, 19160076, 22107780, 23950095, 28740114, 31933460, 47900190, 57480228, 71850285, 95800380, 143700570, 287401140]

約数ペア:

[(1, 287401140), (2, 143700570), (3, 95800380), (4, 71850285), (5, 57480228), (6, 47900190), (9, 31933460), (10, 28740114), (12, 23950095), (13, 22107780), (15, 19160076), (18, 15966730), (20, 14370057), (26, 11053890), (30, 9580038), (36, 7983365), (39, 7369260), (45, 6386692), (52, 5526945), (60, 4790019), (65, 4421556), (78, 3684630), (90, 3193346), (117, 2456420), (130, 2210778), (156, 1842315), (180, 1596673), (195, 1473852), (234, 1228210), (260, 1105389), (263, 1092780), (390, 736926), (467, 615420), (468, 614105), (526, 546390), (585, 491284), (780, 368463), (789, 364260), (934, 307710), (1052, 273195), (1170, 245642), (1315, 218556), (1401, 205140), (1578, 182130), (1868, 153855), (2335, 123084), (2340, 122821), (2367, 121420), (2630, 109278), (2802, 102570), (3156, 91065), (3419, 84060), (3945, 72852), (4203, 68380), (4670, 61542), (4734, 60710), (5260, 54639), (5604, 51285), (6071, 47340), (6838, 42030), (7005, 41028), (7890, 36426), (8406, 34190), (9340, 30771), (9468, 30355), (10257, 28020), (11835, 24284), (12142, 23670), (13676, 21015), (14010, 20514), (15780, 18213), (16812, 17095)]