238516440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{971}}^1$

素因数の和:1097

約数の個数: 128

約数和(自身を含む): 755827200

約数和(自身を除く): 517310760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 89, 92, 115, 120, 138, 178, 184, 230, 267, 276, 345, 356, 445, 460, 534, 552, 690, 712, 890, 920, 971, 1068, 1335, 1380, 1780, 1942, 2047, 2136, 2670, 2760, 2913, 3560, 3884, 4094, 4855, 5340, 5826, 6141, 7768, 8188, 9710, 10235, 10680, 11652, 12282, 14565, 16376, 19420, 20470, 22333, 23304, 24564, 29130, 30705, 38840, 40940, 44666, 49128, 58260, 61410, 66999, 81880, 86419, 89332, 111665, 116520, 122820, 133998, 172838, 178664, 223330, 245640, 259257, 267996, 334995, 345676, 432095, 446660, 518514, 535992, 669990, 691352, 864190, 893320, 1037028, 1296285, 1339980, 1728380, 1987637, 2074056, 2592570, 2679960, 3456760, 3975274, 5185140, 5962911, 7950548, 9938185, 10370280, 11925822, 15901096, 19876370, 23851644, 29814555, 39752740, 47703288, 59629110, 79505480, 119258220, 238516440]

約数ペア:

[(1, 238516440), (2, 119258220), (3, 79505480), (4, 59629110), (5, 47703288), (6, 39752740), (8, 29814555), (10, 23851644), (12, 19876370), (15, 15901096), (20, 11925822), (23, 10370280), (24, 9938185), (30, 7950548), (40, 5962911), (46, 5185140), (60, 3975274), (69, 3456760), (89, 2679960), (92, 2592570), (115, 2074056), (120, 1987637), (138, 1728380), (178, 1339980), (184, 1296285), (230, 1037028), (267, 893320), (276, 864190), (345, 691352), (356, 669990), (445, 535992), (460, 518514), (534, 446660), (552, 432095), (690, 345676), (712, 334995), (890, 267996), (920, 259257), (971, 245640), (1068, 223330), (1335, 178664), (1380, 172838), (1780, 133998), (1942, 122820), (2047, 116520), (2136, 111665), (2670, 89332), (2760, 86419), (2913, 81880), (3560, 66999), (3884, 61410), (4094, 58260), (4855, 49128), (5340, 44666), (5826, 40940), (6141, 38840), (7768, 30705), (8188, 29130), (9710, 24564), (10235, 23304), (10680, 22333), (11652, 20470), (12282, 19420), (14565, 16376)]