57139380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:366

約数の個数: 144

約数和(自身を含む): 186810624

約数和(自身を除く): 129671244

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 71, 85, 90, 102, 142, 153, 170, 180, 204, 213, 255, 263, 284, 306, 340, 355, 426, 510, 526, 612, 639, 710, 765, 789, 852, 1020, 1052, 1065, 1207, 1278, 1315, 1420, 1530, 1578, 2130, 2367, 2414, 2556, 2630, 3060, 3156, 3195, 3621, 3945, 4260, 4471, 4734, 4828, 5260, 6035, 6390, 7242, 7890, 8942, 9468, 10863, 11835, 12070, 12780, 13413, 14484, 15780, 17884, 18105, 18673, 21726, 22355, 23670, 24140, 26826, 36210, 37346, 40239, 43452, 44710, 47340, 53652, 54315, 56019, 67065, 72420, 74692, 80478, 89420, 93365, 108630, 112038, 134130, 160956, 168057, 186730, 201195, 217260, 224076, 268260, 280095, 317441, 336114, 373460, 402390, 560190, 634882, 672228, 804780, 840285, 952323, 1120380, 1269764, 1587205, 1680570, 1904646, 2856969, 3174410, 3361140, 3809292, 4761615, 5713938, 6348820, 9523230, 11427876, 14284845, 19046460, 28569690, 57139380]

約数ペア:

[(1, 57139380), (2, 28569690), (3, 19046460), (4, 14284845), (5, 11427876), (6, 9523230), (9, 6348820), (10, 5713938), (12, 4761615), (15, 3809292), (17, 3361140), (18, 3174410), (20, 2856969), (30, 1904646), (34, 1680570), (36, 1587205), (45, 1269764), (51, 1120380), (60, 952323), (68, 840285), (71, 804780), (85, 672228), (90, 634882), (102, 560190), (142, 402390), (153, 373460), (170, 336114), (180, 317441), (204, 280095), (213, 268260), (255, 224076), (263, 217260), (284, 201195), (306, 186730), (340, 168057), (355, 160956), (426, 134130), (510, 112038), (526, 108630), (612, 93365), (639, 89420), (710, 80478), (765, 74692), (789, 72420), (852, 67065), (1020, 56019), (1052, 54315), (1065, 53652), (1207, 47340), (1278, 44710), (1315, 43452), (1420, 40239), (1530, 37346), (1578, 36210), (2130, 26826), (2367, 24140), (2414, 23670), (2556, 22355), (2630, 21726), (3060, 18673), (3156, 18105), (3195, 17884), (3621, 15780), (3945, 14484), (4260, 13413), (4471, 12780), (4734, 12070), (4828, 11835), (5260, 10863), (6035, 9468), (6390, 8942), (7242, 7890)]