1906218720

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6521}}^1$

素因数の和:6578

約数の個数: 288

約数和(自身を含む): 7691785920

約数和(自身を除く): 5785567200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 336, 348, 360, 406, 420, 435, 464, 480, 504, 522, 560, 580, 609, 630, 672, 696, 720, 812, 840, 870, 928, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1392, 1440, 1624, 1680, 1740, 1827, 2016, 2030, 2088, 2320, 2436, 2520, 2610, 2784, 3045, 3248, 3360, 3480, 3654, 4060, 4176, 4640, 4872, 5040, 5220, 6090, 6496, 6521, 6960, 7308, 8120, 8352, 9135, 9744, 10080, 10440, 12180, 13042, 13920, 14616, 16240, 18270, 19488, 19563, 20880, 24360, 26084, 29232, 32480, 32605, 36540, 39126, 41760, 45647, 48720, 52168, 58464, 58689, 65210, 73080, 78252, 91294, 97440, 97815, 104336, 117378, 130420, 136941, 146160, 156504, 182588, 189109, 195630, 208672, 228235, 234756, 260840, 273882, 292320, 293445, 313008, 365176, 378218, 391260, 410823, 456470, 469512, 521680, 547764, 567327, 586890, 626016, 684705, 730352, 756436, 782520, 821646, 912940, 939024, 945545, 1043360, 1095528, 1134654, 1173780, 1323763, 1369410, 1460704, 1512872, 1565040, 1643292, 1701981, 1825880, 1878048, 1891090, 2054115, 2191056, 2269308, 2347560, 2647526, 2738820, 2836635, 3025744, 3130080, 3286584, 3403962, 3651760, 3782180, 3971289, 4108230, 4382112, 4538616, 4695120, 5295052, 5477640, 5673270, 6051488, 6573168, 6618815, 6807924, 7303520, 7564360, 7942578, 8216460, 8509905, 9077232, 9390240, 10590104, 10955280, 11346540, 11913867, 13146336, 13237630, 13615848, 15128720, 15885156, 16432920, 17019810, 18154464, 19856445, 21180208, 21910560, 22693080, 23827734, 26475260, 27231696, 30257440, 31770312, 32865840, 34039620, 39712890, 42360416, 45386160, 47655468, 52950520, 54463392, 59569335, 63540624, 65731680, 68079240, 79425780, 90772320, 95310936, 105901040, 119138670, 127081248, 136158480, 158851560, 190621872, 211802080, 238277340, 272316960, 317703120, 381243744, 476554680, 635406240, 953109360, 1906218720]

約数ペア:

[(1, 1906218720), (2, 953109360), (3, 635406240), (4, 476554680), (5, 381243744), (6, 317703120), (7, 272316960), (8, 238277340), (9, 211802080), (10, 190621872), (12, 158851560), (14, 136158480), (15, 127081248), (16, 119138670), (18, 105901040), (20, 95310936), (21, 90772320), (24, 79425780), (28, 68079240), (29, 65731680), (30, 63540624), (32, 59569335), (35, 54463392), (36, 52950520), (40, 47655468), (42, 45386160), (45, 42360416), (48, 39712890), (56, 34039620), (58, 32865840), (60, 31770312), (63, 30257440), (70, 27231696), (72, 26475260), (80, 23827734), (84, 22693080), (87, 21910560), (90, 21180208), (96, 19856445), (105, 18154464), (112, 17019810), (116, 16432920), (120, 15885156), (126, 15128720), (140, 13615848), (144, 13237630), (145, 13146336), (160, 11913867), (168, 11346540), (174, 10955280), (180, 10590104), (203, 9390240), (210, 9077232), (224, 8509905), (232, 8216460), (240, 7942578), (252, 7564360), (261, 7303520), (280, 6807924), (288, 6618815), (290, 6573168), (315, 6051488), (336, 5673270), (348, 5477640), (360, 5295052), (406, 4695120), (420, 4538616), (435, 4382112), (464, 4108230), (480, 3971289), (504, 3782180), (522, 3651760), (560, 3403962), (580, 3286584), (609, 3130080), (630, 3025744), (672, 2836635), (696, 2738820), (720, 2647526), (812, 2347560), (840, 2269308), (870, 2191056), (928, 2054115), (1008, 1891090), (1015, 1878048), (1044, 1825880), (1120, 1701981), (1160, 1643292), (1218, 1565040), (1260, 1512872), (1305, 1460704), (1392, 1369410), (1440, 1323763), (1624, 1173780), (1680, 1134654), (1740, 1095528), (1827, 1043360), (2016, 945545), (2030, 939024), (2088, 912940), (2320, 821646), (2436, 782520), (2520, 756436), (2610, 730352), (2784, 684705), (3045, 626016), (3248, 586890), (3360, 567327), (3480, 547764), (3654, 521680), (4060, 469512), (4176, 456470), (4640, 410823), (4872, 391260), (5040, 378218), (5220, 365176), (6090, 313008), (6496, 293445), (6521, 292320), (6960, 273882), (7308, 260840), (8120, 234756), (8352, 228235), (9135, 208672), (9744, 195630), (10080, 189109), (10440, 182588), (12180, 156504), (13042, 146160), (13920, 136941), (14616, 130420), (16240, 117378), (18270, 104336), (19488, 97815), (19563, 97440), (20880, 91294), (24360, 78252), (26084, 73080), (29232, 65210), (32480, 58689), (32605, 58464), (36540, 52168), (39126, 48720), (41760, 45647)]