2128490880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:401

約数の個数: 256

約数和(自身を含む): 7026739200

約数和(自身を除く): 4898248320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 103, 120, 128, 141, 160, 188, 192, 206, 229, 235, 240, 282, 309, 320, 376, 384, 412, 458, 470, 480, 515, 564, 618, 640, 687, 705, 752, 824, 916, 940, 960, 1030, 1128, 1145, 1236, 1374, 1410, 1504, 1545, 1648, 1832, 1880, 1920, 2060, 2256, 2290, 2472, 2748, 2820, 3008, 3090, 3296, 3435, 3664, 3760, 4120, 4512, 4580, 4841, 4944, 5496, 5640, 6016, 6180, 6592, 6870, 7328, 7520, 8240, 9024, 9160, 9682, 9888, 10763, 10992, 11280, 12360, 13184, 13740, 14523, 14656, 15040, 16480, 18048, 18320, 19364, 19776, 21526, 21984, 22560, 23587, 24205, 24720, 27480, 29046, 29312, 30080, 32289, 32960, 36640, 38728, 39552, 43052, 43968, 45120, 47174, 48410, 49440, 53815, 54960, 58092, 64578, 65920, 70761, 72615, 73280, 77456, 86104, 87936, 90240, 94348, 96820, 98880, 107630, 109920, 116184, 117935, 129156, 141522, 145230, 146560, 154912, 161445, 172208, 188696, 193640, 197760, 215260, 219840, 232368, 235870, 258312, 283044, 290460, 309824, 322890, 344416, 353805, 377392, 387280, 430520, 439680, 464736, 471740, 516624, 566088, 580920, 619648, 645780, 688832, 707610, 754784, 774560, 861040, 929472, 943480, 1033248, 1108589, 1132176, 1161840, 1291560, 1377664, 1415220, 1509568, 1549120, 1722080, 1858944, 1886960, 2066496, 2217178, 2264352, 2323680, 2583120, 2830440, 3019136, 3098240, 3325767, 3444160, 3773920, 4132992, 4434356, 4528704, 4647360, 5166240, 5542945, 5660880, 6651534, 6888320, 7547840, 8868712, 9057408, 9294720, 10332480, 11085890, 11321760, 13303068, 15095680, 16628835, 17737424, 20664960, 22171780, 22643520, 26606136, 33257670, 35474848, 44343560, 45287040, 53212272, 66515340, 70949696, 88687120, 106424544, 133030680, 141899392, 177374240, 212849088, 266061360, 354748480, 425698176, 532122720, 709496960, 1064245440, 2128490880]

約数ペア:

[(1, 2128490880), (2, 1064245440), (3, 709496960), (4, 532122720), (5, 425698176), (6, 354748480), (8, 266061360), (10, 212849088), (12, 177374240), (15, 141899392), (16, 133030680), (20, 106424544), (24, 88687120), (30, 70949696), (32, 66515340), (40, 53212272), (47, 45287040), (48, 44343560), (60, 35474848), (64, 33257670), (80, 26606136), (94, 22643520), (96, 22171780), (103, 20664960), (120, 17737424), (128, 16628835), (141, 15095680), (160, 13303068), (188, 11321760), (192, 11085890), (206, 10332480), (229, 9294720), (235, 9057408), (240, 8868712), (282, 7547840), (309, 6888320), (320, 6651534), (376, 5660880), (384, 5542945), (412, 5166240), (458, 4647360), (470, 4528704), (480, 4434356), (515, 4132992), (564, 3773920), (618, 3444160), (640, 3325767), (687, 3098240), (705, 3019136), (752, 2830440), (824, 2583120), (916, 2323680), (940, 2264352), (960, 2217178), (1030, 2066496), (1128, 1886960), (1145, 1858944), (1236, 1722080), (1374, 1549120), (1410, 1509568), (1504, 1415220), (1545, 1377664), (1648, 1291560), (1832, 1161840), (1880, 1132176), (1920, 1108589), (2060, 1033248), (2256, 943480), (2290, 929472), (2472, 861040), (2748, 774560), (2820, 754784), (3008, 707610), (3090, 688832), (3296, 645780), (3435, 619648), (3664, 580920), (3760, 566088), (4120, 516624), (4512, 471740), (4580, 464736), (4841, 439680), (4944, 430520), (5496, 387280), (5640, 377392), (6016, 353805), (6180, 344416), (6592, 322890), (6870, 309824), (7328, 290460), (7520, 283044), (8240, 258312), (9024, 235870), (9160, 232368), (9682, 219840), (9888, 215260), (10763, 197760), (10992, 193640), (11280, 188696), (12360, 172208), (13184, 161445), (13740, 154912), (14523, 146560), (14656, 145230), (15040, 141522), (16480, 129156), (18048, 117935), (18320, 116184), (19364, 109920), (19776, 107630), (21526, 98880), (21984, 96820), (22560, 94348), (23587, 90240), (24205, 87936), (24720, 86104), (27480, 77456), (29046, 73280), (29312, 72615), (30080, 70761), (32289, 65920), (32960, 64578), (36640, 58092), (38728, 54960), (39552, 53815), (43052, 49440), (43968, 48410), (45120, 47174)]