38811120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 160

約数和(自身を含む): 128563200

約数和(自身を除く): 89752080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 79, 80, 89, 92, 115, 120, 138, 158, 178, 184, 230, 237, 240, 267, 276, 316, 345, 356, 368, 395, 445, 460, 474, 534, 552, 632, 690, 712, 790, 890, 920, 948, 1068, 1104, 1185, 1264, 1335, 1380, 1424, 1580, 1780, 1817, 1840, 1896, 2047, 2136, 2370, 2670, 2760, 3160, 3560, 3634, 3792, 4094, 4272, 4740, 5340, 5451, 5520, 6141, 6320, 7031, 7120, 7268, 8188, 9085, 9480, 10235, 10680, 10902, 12282, 14062, 14536, 16376, 18170, 18960, 20470, 21093, 21360, 21804, 24564, 27255, 28124, 29072, 30705, 32752, 35155, 36340, 40940, 42186, 43608, 49128, 54510, 56248, 61410, 70310, 72680, 81880, 84372, 87216, 98256, 105465, 109020, 112496, 122820, 140620, 145360, 161713, 163760, 168744, 210930, 218040, 245640, 281240, 323426, 337488, 421860, 436080, 485139, 491280, 562480, 646852, 808565, 843720, 970278, 1293704, 1617130, 1687440, 1940556, 2425695, 2587408, 3234260, 3881112, 4851390, 6468520, 7762224, 9702780, 12937040, 19405560, 38811120]

約数ペア:

[(1, 38811120), (2, 19405560), (3, 12937040), (4, 9702780), (5, 7762224), (6, 6468520), (8, 4851390), (10, 3881112), (12, 3234260), (15, 2587408), (16, 2425695), (20, 1940556), (23, 1687440), (24, 1617130), (30, 1293704), (40, 970278), (46, 843720), (48, 808565), (60, 646852), (69, 562480), (79, 491280), (80, 485139), (89, 436080), (92, 421860), (115, 337488), (120, 323426), (138, 281240), (158, 245640), (178, 218040), (184, 210930), (230, 168744), (237, 163760), (240, 161713), (267, 145360), (276, 140620), (316, 122820), (345, 112496), (356, 109020), (368, 105465), (395, 98256), (445, 87216), (460, 84372), (474, 81880), (534, 72680), (552, 70310), (632, 61410), (690, 56248), (712, 54510), (790, 49128), (890, 43608), (920, 42186), (948, 40940), (1068, 36340), (1104, 35155), (1185, 32752), (1264, 30705), (1335, 29072), (1380, 28124), (1424, 27255), (1580, 24564), (1780, 21804), (1817, 21360), (1840, 21093), (1896, 20470), (2047, 18960), (2136, 18170), (2370, 16376), (2670, 14536), (2760, 14062), (3160, 12282), (3560, 10902), (3634, 10680), (3792, 10235), (4094, 9480), (4272, 9085), (4740, 8188), (5340, 7268), (5451, 7120), (5520, 7031), (6141, 6320)]