2490789240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1\times {\mathrm{727}}^1$

素因数の和:1082

約数の個数: 192

約数和(自身を含む): 8394946560

約数和(自身を除く): 5904157320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 307, 310, 360, 372, 465, 558, 614, 620, 727, 744, 921, 930, 1116, 1228, 1240, 1395, 1454, 1535, 1842, 1860, 2181, 2232, 2456, 2763, 2790, 2908, 3070, 3635, 3684, 3720, 4362, 4605, 5526, 5580, 5816, 6140, 6543, 7270, 7368, 8724, 9210, 9517, 10905, 11052, 11160, 12280, 13086, 13815, 14540, 17448, 18420, 19034, 21810, 22104, 22537, 26172, 27630, 28551, 29080, 32715, 36840, 38068, 43620, 45074, 47585, 52344, 55260, 57102, 65430, 67611, 76136, 85653, 87240, 90148, 95170, 110520, 112685, 114204, 130860, 135222, 142755, 171306, 180296, 190340, 202833, 223189, 225370, 228408, 261720, 270444, 285510, 338055, 342612, 380680, 405666, 428265, 446378, 450740, 540888, 571020, 669567, 676110, 685224, 811332, 856530, 892756, 901480, 1014165, 1115945, 1142040, 1339134, 1352220, 1622664, 1713060, 1785512, 2008701, 2028330, 2231890, 2678268, 2704440, 3347835, 3426120, 4017402, 4056660, 4463780, 5356536, 6695670, 6918859, 8034804, 8113320, 8927560, 10043505, 13391340, 13837718, 16069608, 20087010, 20756577, 26782680, 27675436, 34594295, 40174020, 41513154, 55350872, 62269731, 69188590, 80348040, 83026308, 103782885, 124539462, 138377180, 166052616, 207565770, 249078924, 276754360, 311348655, 415131540, 498157848, 622697310, 830263080, 1245394620, 2490789240]

約数ペア:

[(1, 2490789240), (2, 1245394620), (3, 830263080), (4, 622697310), (5, 498157848), (6, 415131540), (8, 311348655), (9, 276754360), (10, 249078924), (12, 207565770), (15, 166052616), (18, 138377180), (20, 124539462), (24, 103782885), (30, 83026308), (31, 80348040), (36, 69188590), (40, 62269731), (45, 55350872), (60, 41513154), (62, 40174020), (72, 34594295), (90, 27675436), (93, 26782680), (120, 20756577), (124, 20087010), (155, 16069608), (180, 13837718), (186, 13391340), (248, 10043505), (279, 8927560), (307, 8113320), (310, 8034804), (360, 6918859), (372, 6695670), (465, 5356536), (558, 4463780), (614, 4056660), (620, 4017402), (727, 3426120), (744, 3347835), (921, 2704440), (930, 2678268), (1116, 2231890), (1228, 2028330), (1240, 2008701), (1395, 1785512), (1454, 1713060), (1535, 1622664), (1842, 1352220), (1860, 1339134), (2181, 1142040), (2232, 1115945), (2456, 1014165), (2763, 901480), (2790, 892756), (2908, 856530), (3070, 811332), (3635, 685224), (3684, 676110), (3720, 669567), (4362, 571020), (4605, 540888), (5526, 450740), (5580, 446378), (5816, 428265), (6140, 405666), (6543, 380680), (7270, 342612), (7368, 338055), (8724, 285510), (9210, 270444), (9517, 261720), (10905, 228408), (11052, 225370), (11160, 223189), (12280, 202833), (13086, 190340), (13815, 180296), (14540, 171306), (17448, 142755), (18420, 135222), (19034, 130860), (21810, 114204), (22104, 112685), (22537, 110520), (26172, 95170), (27630, 90148), (28551, 87240), (29080, 85653), (32715, 76136), (36840, 67611), (38068, 65430), (43620, 57102), (45074, 55260), (47585, 52344)]