142307440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:215

約数の個数: 160

約数和(自身を含む): 385689600

約数和(自身を除く): 243382160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 44, 46, 55, 79, 80, 88, 89, 92, 110, 115, 158, 176, 178, 184, 220, 230, 253, 316, 356, 368, 395, 440, 445, 460, 506, 632, 712, 790, 869, 880, 890, 920, 979, 1012, 1264, 1265, 1424, 1580, 1738, 1780, 1817, 1840, 1958, 2024, 2047, 2530, 3160, 3476, 3560, 3634, 3916, 4048, 4094, 4345, 4895, 5060, 6320, 6952, 7031, 7120, 7268, 7832, 8188, 8690, 9085, 9790, 10120, 10235, 13904, 14062, 14536, 15664, 16376, 17380, 18170, 19580, 19987, 20240, 20470, 22517, 28124, 29072, 32752, 34760, 35155, 36340, 39160, 39974, 40940, 45034, 56248, 69520, 70310, 72680, 77341, 78320, 79948, 81880, 90068, 99935, 112496, 112585, 140620, 145360, 154682, 159896, 161713, 163760, 180136, 199870, 225170, 281240, 309364, 319792, 323426, 360272, 386705, 399740, 450340, 562480, 618728, 646852, 773410, 799480, 808565, 900680, 1237456, 1293704, 1546820, 1598960, 1617130, 1778843, 1801360, 2587408, 3093640, 3234260, 3557686, 6187280, 6468520, 7115372, 8894215, 12937040, 14230744, 17788430, 28461488, 35576860, 71153720, 142307440]

約数ペア:

[(1, 142307440), (2, 71153720), (4, 35576860), (5, 28461488), (8, 17788430), (10, 14230744), (11, 12937040), (16, 8894215), (20, 7115372), (22, 6468520), (23, 6187280), (40, 3557686), (44, 3234260), (46, 3093640), (55, 2587408), (79, 1801360), (80, 1778843), (88, 1617130), (89, 1598960), (92, 1546820), (110, 1293704), (115, 1237456), (158, 900680), (176, 808565), (178, 799480), (184, 773410), (220, 646852), (230, 618728), (253, 562480), (316, 450340), (356, 399740), (368, 386705), (395, 360272), (440, 323426), (445, 319792), (460, 309364), (506, 281240), (632, 225170), (712, 199870), (790, 180136), (869, 163760), (880, 161713), (890, 159896), (920, 154682), (979, 145360), (1012, 140620), (1264, 112585), (1265, 112496), (1424, 99935), (1580, 90068), (1738, 81880), (1780, 79948), (1817, 78320), (1840, 77341), (1958, 72680), (2024, 70310), (2047, 69520), (2530, 56248), (3160, 45034), (3476, 40940), (3560, 39974), (3634, 39160), (3916, 36340), (4048, 35155), (4094, 34760), (4345, 32752), (4895, 29072), (5060, 28124), (6320, 22517), (6952, 20470), (7031, 20240), (7120, 19987), (7268, 19580), (7832, 18170), (8188, 17380), (8690, 16376), (9085, 15664), (9790, 14536), (10120, 14062), (10235, 13904)]