7123560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:155

約数の個数: 128

約数和(自身を含む): 23328000

約数和(自身を除く): 16204440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 29, 30, 40, 46, 58, 60, 69, 87, 89, 92, 115, 116, 120, 138, 145, 174, 178, 184, 230, 232, 267, 276, 290, 345, 348, 356, 435, 445, 460, 534, 552, 580, 667, 690, 696, 712, 870, 890, 920, 1068, 1160, 1334, 1335, 1380, 1740, 1780, 2001, 2047, 2136, 2581, 2668, 2670, 2760, 3335, 3480, 3560, 4002, 4094, 5162, 5336, 5340, 6141, 6670, 7743, 8004, 8188, 10005, 10235, 10324, 10680, 12282, 12905, 13340, 15486, 16008, 16376, 20010, 20470, 20648, 24564, 25810, 26680, 30705, 30972, 38715, 40020, 40940, 49128, 51620, 59363, 61410, 61944, 77430, 80040, 81880, 103240, 118726, 122820, 154860, 178089, 237452, 245640, 296815, 309720, 356178, 474904, 593630, 712356, 890445, 1187260, 1424712, 1780890, 2374520, 3561780, 7123560]

約数ペア:

[(1, 7123560), (2, 3561780), (3, 2374520), (4, 1780890), (5, 1424712), (6, 1187260), (8, 890445), (10, 712356), (12, 593630), (15, 474904), (20, 356178), (23, 309720), (24, 296815), (29, 245640), (30, 237452), (40, 178089), (46, 154860), (58, 122820), (60, 118726), (69, 103240), (87, 81880), (89, 80040), (92, 77430), (115, 61944), (116, 61410), (120, 59363), (138, 51620), (145, 49128), (174, 40940), (178, 40020), (184, 38715), (230, 30972), (232, 30705), (267, 26680), (276, 25810), (290, 24564), (345, 20648), (348, 20470), (356, 20010), (435, 16376), (445, 16008), (460, 15486), (534, 13340), (552, 12905), (580, 12282), (667, 10680), (690, 10324), (696, 10235), (712, 10005), (870, 8188), (890, 8004), (920, 7743), (1068, 6670), (1160, 6141), (1334, 5340), (1335, 5336), (1380, 5162), (1740, 4094), (1780, 4002), (2001, 3560), (2047, 3480), (2136, 3335), (2581, 2760), (2668, 2670)]