131472240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:519

約数の個数: 160

約数和(自身を含む): 431972352

約数和(自身を除く): 300500112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 41, 48, 60, 62, 80, 82, 93, 120, 123, 124, 155, 164, 186, 205, 240, 246, 248, 310, 328, 372, 410, 431, 465, 492, 496, 615, 620, 656, 744, 820, 862, 930, 984, 1230, 1240, 1271, 1293, 1488, 1640, 1724, 1860, 1968, 2155, 2460, 2480, 2542, 2586, 3280, 3448, 3720, 3813, 4310, 4920, 5084, 5172, 6355, 6465, 6896, 7440, 7626, 8620, 9840, 10168, 10344, 12710, 12930, 13361, 15252, 17240, 17671, 19065, 20336, 20688, 25420, 25860, 26722, 30504, 34480, 35342, 38130, 40083, 50840, 51720, 53013, 53444, 61008, 66805, 70684, 76260, 80166, 88355, 101680, 103440, 106026, 106888, 133610, 141368, 152520, 160332, 176710, 200415, 212052, 213776, 265065, 267220, 282736, 305040, 320664, 353420, 400830, 424104, 530130, 534440, 547801, 641328, 706840, 801660, 848208, 1060260, 1068880, 1095602, 1413680, 1603320, 1643403, 2120520, 2191204, 2739005, 3206640, 3286806, 4241040, 4382408, 5478010, 6573612, 8217015, 8764816, 10956020, 13147224, 16434030, 21912040, 26294448, 32868060, 43824080, 65736120, 131472240]

約数ペア:

[(1, 131472240), (2, 65736120), (3, 43824080), (4, 32868060), (5, 26294448), (6, 21912040), (8, 16434030), (10, 13147224), (12, 10956020), (15, 8764816), (16, 8217015), (20, 6573612), (24, 5478010), (30, 4382408), (31, 4241040), (40, 3286806), (41, 3206640), (48, 2739005), (60, 2191204), (62, 2120520), (80, 1643403), (82, 1603320), (93, 1413680), (120, 1095602), (123, 1068880), (124, 1060260), (155, 848208), (164, 801660), (186, 706840), (205, 641328), (240, 547801), (246, 534440), (248, 530130), (310, 424104), (328, 400830), (372, 353420), (410, 320664), (431, 305040), (465, 282736), (492, 267220), (496, 265065), (615, 213776), (620, 212052), (656, 200415), (744, 176710), (820, 160332), (862, 152520), (930, 141368), (984, 133610), (1230, 106888), (1240, 106026), (1271, 103440), (1293, 101680), (1488, 88355), (1640, 80166), (1724, 76260), (1860, 70684), (1968, 66805), (2155, 61008), (2460, 53444), (2480, 53013), (2542, 51720), (2586, 50840), (3280, 40083), (3448, 38130), (3720, 35342), (3813, 34480), (4310, 30504), (4920, 26722), (5084, 25860), (5172, 25420), (6355, 20688), (6465, 20336), (6896, 19065), (7440, 17671), (7626, 17240), (8620, 15252), (9840, 13361), (10168, 12930), (10344, 12710)]