218098720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:355

約数の個数: 192

約数和(自身を含む): 638910720

約数和(自身を除く): 420812000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 37, 38, 40, 56, 70, 74, 76, 80, 95, 112, 133, 140, 148, 152, 160, 185, 190, 224, 259, 266, 277, 280, 296, 304, 370, 380, 518, 532, 554, 560, 592, 608, 665, 703, 740, 760, 1036, 1064, 1108, 1120, 1184, 1295, 1330, 1385, 1406, 1480, 1520, 1939, 2072, 2128, 2216, 2590, 2660, 2770, 2812, 2960, 3040, 3515, 3878, 4144, 4256, 4432, 4921, 5180, 5263, 5320, 5540, 5624, 5920, 7030, 7756, 8288, 8864, 9695, 9842, 10249, 10360, 10526, 10640, 11080, 11248, 14060, 15512, 19390, 19684, 20498, 20720, 21052, 21280, 22160, 22496, 24605, 26315, 28120, 31024, 36841, 38780, 39368, 40996, 41440, 42104, 44320, 49210, 51245, 52630, 56240, 62048, 71743, 73682, 77560, 78736, 81992, 84208, 98420, 102490, 105260, 112480, 143486, 147364, 155120, 157472, 163984, 168416, 184205, 194731, 196840, 204980, 210520, 286972, 294728, 310240, 327968, 358715, 368410, 389462, 393680, 409960, 421040, 573944, 589456, 717430, 736820, 778924, 787360, 819920, 842080, 973655, 1147888, 1178912, 1363117, 1434860, 1473640, 1557848, 1639840, 1947310, 2295776, 2726234, 2869720, 2947280, 3115696, 3894620, 5452468, 5739440, 5894560, 6231392, 6815585, 7789240, 10904936, 11478880, 13631170, 15578480, 21809872, 27262340, 31156960, 43619744, 54524680, 109049360, 218098720]

約数ペア:

[(1, 218098720), (2, 109049360), (4, 54524680), (5, 43619744), (7, 31156960), (8, 27262340), (10, 21809872), (14, 15578480), (16, 13631170), (19, 11478880), (20, 10904936), (28, 7789240), (32, 6815585), (35, 6231392), (37, 5894560), (38, 5739440), (40, 5452468), (56, 3894620), (70, 3115696), (74, 2947280), (76, 2869720), (80, 2726234), (95, 2295776), (112, 1947310), (133, 1639840), (140, 1557848), (148, 1473640), (152, 1434860), (160, 1363117), (185, 1178912), (190, 1147888), (224, 973655), (259, 842080), (266, 819920), (277, 787360), (280, 778924), (296, 736820), (304, 717430), (370, 589456), (380, 573944), (518, 421040), (532, 409960), (554, 393680), (560, 389462), (592, 368410), (608, 358715), (665, 327968), (703, 310240), (740, 294728), (760, 286972), (1036, 210520), (1064, 204980), (1108, 196840), (1120, 194731), (1184, 184205), (1295, 168416), (1330, 163984), (1385, 157472), (1406, 155120), (1480, 147364), (1520, 143486), (1939, 112480), (2072, 105260), (2128, 102490), (2216, 98420), (2590, 84208), (2660, 81992), (2770, 78736), (2812, 77560), (2960, 73682), (3040, 71743), (3515, 62048), (3878, 56240), (4144, 52630), (4256, 51245), (4432, 49210), (4921, 44320), (5180, 42104), (5263, 41440), (5320, 40996), (5540, 39368), (5624, 38780), (5920, 36841), (7030, 31024), (7756, 28120), (8288, 26315), (8864, 24605), (9695, 22496), (9842, 22160), (10249, 21280), (10360, 21052), (10526, 20720), (10640, 20498), (11080, 19684), (11248, 19390), (14060, 15512)]