138722520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{419}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 435456000

約数和(自身を除く): 296733480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 89, 93, 120, 124, 155, 178, 186, 248, 267, 310, 356, 372, 419, 445, 465, 534, 620, 712, 744, 838, 890, 930, 1068, 1240, 1257, 1335, 1676, 1780, 1860, 2095, 2136, 2514, 2670, 2759, 3352, 3560, 3720, 4190, 5028, 5340, 5518, 6285, 8277, 8380, 10056, 10680, 11036, 12570, 12989, 13795, 16554, 16760, 22072, 25140, 25978, 27590, 33108, 37291, 38967, 41385, 50280, 51956, 55180, 64945, 66216, 74582, 77934, 82770, 103912, 110360, 111873, 129890, 149164, 155868, 165540, 186455, 194835, 223746, 259780, 298328, 311736, 331080, 372910, 389670, 447492, 519560, 559365, 745820, 779340, 894984, 1118730, 1156021, 1491640, 1558680, 2237460, 2312042, 3468063, 4474920, 4624084, 5780105, 6936126, 9248168, 11560210, 13872252, 17340315, 23120420, 27744504, 34680630, 46240840, 69361260, 138722520]

約数ペア:

[(1, 138722520), (2, 69361260), (3, 46240840), (4, 34680630), (5, 27744504), (6, 23120420), (8, 17340315), (10, 13872252), (12, 11560210), (15, 9248168), (20, 6936126), (24, 5780105), (30, 4624084), (31, 4474920), (40, 3468063), (60, 2312042), (62, 2237460), (89, 1558680), (93, 1491640), (120, 1156021), (124, 1118730), (155, 894984), (178, 779340), (186, 745820), (248, 559365), (267, 519560), (310, 447492), (356, 389670), (372, 372910), (419, 331080), (445, 311736), (465, 298328), (534, 259780), (620, 223746), (712, 194835), (744, 186455), (838, 165540), (890, 155868), (930, 149164), (1068, 129890), (1240, 111873), (1257, 110360), (1335, 103912), (1676, 82770), (1780, 77934), (1860, 74582), (2095, 66216), (2136, 64945), (2514, 55180), (2670, 51956), (2759, 50280), (3352, 41385), (3560, 38967), (3720, 37291), (4190, 33108), (5028, 27590), (5340, 25978), (5518, 25140), (6285, 22072), (8277, 16760), (8380, 16554), (10056, 13795), (10680, 12989), (11036, 12570)]