51481980

素因数分解:

$2^2\times 3^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1$

素因数の和:148

約数の個数: 192

約数和(自身を含む): 178536960

約数和(自身を除く): 127054980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 107, 108, 110, 132, 135, 162, 165, 180, 198, 214, 220, 243, 270, 297, 321, 324, 330, 396, 405, 428, 486, 495, 535, 540, 594, 642, 660, 729, 810, 891, 963, 972, 990, 1070, 1177, 1188, 1215, 1284, 1458, 1485, 1605, 1620, 1782, 1926, 1980, 2140, 2187, 2354, 2430, 2673, 2889, 2916, 2970, 3210, 3531, 3564, 3645, 3852, 4374, 4455, 4708, 4815, 4860, 5346, 5778, 5885, 5940, 6420, 7062, 7290, 8019, 8667, 8748, 8910, 9630, 10593, 10692, 10935, 11556, 11770, 13365, 14124, 14445, 14580, 16038, 17334, 17655, 17820, 19260, 21186, 21870, 23540, 24057, 26001, 26730, 28890, 31779, 32076, 34668, 35310, 40095, 42372, 43335, 43740, 48114, 52002, 52965, 53460, 57780, 63558, 70620, 78003, 80190, 86670, 95337, 96228, 104004, 105930, 120285, 127116, 130005, 156006, 158895, 160380, 173340, 190674, 211860, 234009, 240570, 260010, 286011, 312012, 317790, 381348, 390015, 468018, 476685, 481140, 520020, 572022, 635580, 780030, 858033, 936036, 953370, 1144044, 1170045, 1430055, 1560060, 1716066, 1906740, 2340090, 2574099, 2860110, 3432132, 4290165, 4680180, 5148198, 5720220, 8580330, 10296396, 12870495, 17160660, 25740990, 51481980]

約数ペア:

[(1, 51481980), (2, 25740990), (3, 17160660), (4, 12870495), (5, 10296396), (6, 8580330), (9, 5720220), (10, 5148198), (11, 4680180), (12, 4290165), (15, 3432132), (18, 2860110), (20, 2574099), (22, 2340090), (27, 1906740), (30, 1716066), (33, 1560060), (36, 1430055), (44, 1170045), (45, 1144044), (54, 953370), (55, 936036), (60, 858033), (66, 780030), (81, 635580), (90, 572022), (99, 520020), (107, 481140), (108, 476685), (110, 468018), (132, 390015), (135, 381348), (162, 317790), (165, 312012), (180, 286011), (198, 260010), (214, 240570), (220, 234009), (243, 211860), (270, 190674), (297, 173340), (321, 160380), (324, 158895), (330, 156006), (396, 130005), (405, 127116), (428, 120285), (486, 105930), (495, 104004), (535, 96228), (540, 95337), (594, 86670), (642, 80190), (660, 78003), (729, 70620), (810, 63558), (891, 57780), (963, 53460), (972, 52965), (990, 52002), (1070, 48114), (1177, 43740), (1188, 43335), (1215, 42372), (1284, 40095), (1458, 35310), (1485, 34668), (1605, 32076), (1620, 31779), (1782, 28890), (1926, 26730), (1980, 26001), (2140, 24057), (2187, 23540), (2354, 21870), (2430, 21186), (2673, 19260), (2889, 17820), (2916, 17655), (2970, 17334), (3210, 16038), (3531, 14580), (3564, 14445), (3645, 14124), (3852, 13365), (4374, 11770), (4455, 11556), (4708, 10935), (4815, 10692), (4860, 10593), (5346, 9630), (5778, 8910), (5885, 8748), (5940, 8667), (6420, 8019), (7062, 7290)]