1890897120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{1721}}^1$

素因数の和:1858

約数の個数: 288

約数和(自身を含む): 7446479040

約数和(自身を除く): 5555581920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 109, 112, 120, 126, 140, 144, 160, 168, 180, 210, 218, 224, 240, 252, 280, 288, 315, 327, 336, 360, 420, 436, 480, 504, 545, 560, 630, 654, 672, 720, 763, 840, 872, 981, 1008, 1090, 1120, 1260, 1308, 1440, 1526, 1635, 1680, 1721, 1744, 1962, 2016, 2180, 2289, 2520, 2616, 3052, 3270, 3360, 3442, 3488, 3815, 3924, 4360, 4578, 4905, 5040, 5163, 5232, 6104, 6540, 6867, 6884, 7630, 7848, 8605, 8720, 9156, 9810, 10080, 10326, 10464, 11445, 12047, 12208, 13080, 13734, 13768, 15260, 15489, 15696, 17210, 17440, 18312, 19620, 20652, 22890, 24094, 24416, 25815, 26160, 27468, 27536, 30520, 30978, 31392, 34335, 34420, 36141, 36624, 39240, 41304, 45780, 48188, 51630, 52320, 54936, 55072, 60235, 61040, 61956, 68670, 68840, 72282, 73248, 77445, 78480, 82608, 91560, 96376, 103260, 108423, 109872, 120470, 122080, 123912, 137340, 137680, 144564, 154890, 156960, 165216, 180705, 183120, 187589, 192752, 206520, 216846, 219744, 240940, 247824, 274680, 275360, 289128, 309780, 361410, 366240, 375178, 385504, 413040, 433692, 481880, 495648, 542115, 549360, 562767, 578256, 619560, 722820, 750356, 826080, 867384, 937945, 963760, 1084230, 1098720, 1125534, 1156512, 1239120, 1313123, 1445640, 1500712, 1688301, 1734768, 1875890, 1927520, 2168460, 2251068, 2478240, 2626246, 2813835, 2891280, 3001424, 3376602, 3469536, 3751780, 3939369, 4336920, 4502136, 5252492, 5627670, 5782560, 6002848, 6565615, 6753204, 7503560, 7878738, 8441505, 8673840, 9004272, 10504984, 11255340, 11818107, 13131230, 13506408, 15007120, 15757476, 16883010, 17347680, 18008544, 19696845, 21009968, 22510680, 23636214, 26262460, 27012816, 30014240, 31514952, 33766020, 39393690, 42019936, 45021360, 47272428, 52524920, 54025632, 59090535, 63029904, 67532040, 78787380, 90042720, 94544856, 105049840, 118181070, 126059808, 135064080, 157574760, 189089712, 210099680, 236362140, 270128160, 315149520, 378179424, 472724280, 630299040, 945448560, 1890897120]

約数ペア:

[(1, 1890897120), (2, 945448560), (3, 630299040), (4, 472724280), (5, 378179424), (6, 315149520), (7, 270128160), (8, 236362140), (9, 210099680), (10, 189089712), (12, 157574760), (14, 135064080), (15, 126059808), (16, 118181070), (18, 105049840), (20, 94544856), (21, 90042720), (24, 78787380), (28, 67532040), (30, 63029904), (32, 59090535), (35, 54025632), (36, 52524920), (40, 47272428), (42, 45021360), (45, 42019936), (48, 39393690), (56, 33766020), (60, 31514952), (63, 30014240), (70, 27012816), (72, 26262460), (80, 23636214), (84, 22510680), (90, 21009968), (96, 19696845), (105, 18008544), (109, 17347680), (112, 16883010), (120, 15757476), (126, 15007120), (140, 13506408), (144, 13131230), (160, 11818107), (168, 11255340), (180, 10504984), (210, 9004272), (218, 8673840), (224, 8441505), (240, 7878738), (252, 7503560), (280, 6753204), (288, 6565615), (315, 6002848), (327, 5782560), (336, 5627670), (360, 5252492), (420, 4502136), (436, 4336920), (480, 3939369), (504, 3751780), (545, 3469536), (560, 3376602), (630, 3001424), (654, 2891280), (672, 2813835), (720, 2626246), (763, 2478240), (840, 2251068), (872, 2168460), (981, 1927520), (1008, 1875890), (1090, 1734768), (1120, 1688301), (1260, 1500712), (1308, 1445640), (1440, 1313123), (1526, 1239120), (1635, 1156512), (1680, 1125534), (1721, 1098720), (1744, 1084230), (1962, 963760), (2016, 937945), (2180, 867384), (2289, 826080), (2520, 750356), (2616, 722820), (3052, 619560), (3270, 578256), (3360, 562767), (3442, 549360), (3488, 542115), (3815, 495648), (3924, 481880), (4360, 433692), (4578, 413040), (4905, 385504), (5040, 375178), (5163, 366240), (5232, 361410), (6104, 309780), (6540, 289128), (6867, 275360), (6884, 274680), (7630, 247824), (7848, 240940), (8605, 219744), (8720, 216846), (9156, 206520), (9810, 192752), (10080, 187589), (10326, 183120), (10464, 180705), (11445, 165216), (12047, 156960), (12208, 154890), (13080, 144564), (13734, 137680), (13768, 137340), (15260, 123912), (15489, 122080), (15696, 120470), (17210, 109872), (17440, 108423), (18312, 103260), (19620, 96376), (20652, 91560), (22890, 82608), (24094, 78480), (24416, 77445), (25815, 73248), (26160, 72282), (27468, 68840), (27536, 68670), (30520, 61956), (30978, 61040), (31392, 60235), (34335, 55072), (34420, 54936), (36141, 52320), (36624, 51630), (39240, 48188), (41304, 45780)]