238903920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{739}}^1$

素因数の和:1207

約数の個数: 120

約数和(自身を含む): 805194000

約数和(自身を除く): 566290080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 449, 720, 739, 898, 1347, 1478, 1796, 2217, 2245, 2694, 2956, 3592, 3695, 4041, 4434, 4490, 5388, 5912, 6651, 6735, 7184, 7390, 8082, 8868, 8980, 10776, 11085, 11824, 13302, 13470, 14780, 16164, 17736, 17960, 20205, 21552, 22170, 26604, 26940, 29560, 32328, 33255, 35472, 35920, 40410, 44340, 53208, 53880, 59120, 64656, 66510, 80820, 88680, 106416, 107760, 133020, 161640, 177360, 266040, 323280, 331811, 532080, 663622, 995433, 1327244, 1659055, 1990866, 2654488, 2986299, 3318110, 3981732, 4977165, 5308976, 5972598, 6636220, 7963464, 9954330, 11945196, 13272440, 14931495, 15926928, 19908660, 23890392, 26544880, 29862990, 39817320, 47780784, 59725980, 79634640, 119451960, 238903920]

約数ペア:

[(1, 238903920), (2, 119451960), (3, 79634640), (4, 59725980), (5, 47780784), (6, 39817320), (8, 29862990), (9, 26544880), (10, 23890392), (12, 19908660), (15, 15926928), (16, 14931495), (18, 13272440), (20, 11945196), (24, 9954330), (30, 7963464), (36, 6636220), (40, 5972598), (45, 5308976), (48, 4977165), (60, 3981732), (72, 3318110), (80, 2986299), (90, 2654488), (120, 1990866), (144, 1659055), (180, 1327244), (240, 995433), (360, 663622), (449, 532080), (720, 331811), (739, 323280), (898, 266040), (1347, 177360), (1478, 161640), (1796, 133020), (2217, 107760), (2245, 106416), (2694, 88680), (2956, 80820), (3592, 66510), (3695, 64656), (4041, 59120), (4434, 53880), (4490, 53208), (5388, 44340), (5912, 40410), (6651, 35920), (6735, 35472), (7184, 33255), (7390, 32328), (8082, 29560), (8868, 26940), (8980, 26604), (10776, 22170), (11085, 21552), (11824, 20205), (13302, 17960), (13470, 17736), (14780, 16164)]