211551480

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{27983}}^1$

素因数の和:28010

約数の個数: 128

約数和(自身を含む): 805939200

約数和(自身を除く): 594387720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 27983, 55966, 83949, 111932, 139915, 167898, 195881, 223864, 251847, 279830, 335796, 391762, 419745, 503694, 559660, 587643, 671592, 755541, 783524, 839490, 979405, 1007388, 1119320, 1175286, 1259235, 1511082, 1567048, 1678980, 1762929, 1958810, 2014776, 2350572, 2518470, 2938215, 3022164, 3357960, 3525858, 3777705, 3917620, 4701144, 5036940, 5288787, 5876430, 6044328, 7051716, 7555410, 7835240, 8814645, 10073880, 10577574, 11752860, 14103432, 15110820, 17629290, 21155148, 23505720, 26443935, 30221640, 35258580, 42310296, 52887870, 70517160, 105775740, 211551480]

約数ペア:

[(1, 211551480), (2, 105775740), (3, 70517160), (4, 52887870), (5, 42310296), (6, 35258580), (7, 30221640), (8, 26443935), (9, 23505720), (10, 21155148), (12, 17629290), (14, 15110820), (15, 14103432), (18, 11752860), (20, 10577574), (21, 10073880), (24, 8814645), (27, 7835240), (28, 7555410), (30, 7051716), (35, 6044328), (36, 5876430), (40, 5288787), (42, 5036940), (45, 4701144), (54, 3917620), (56, 3777705), (60, 3525858), (63, 3357960), (70, 3022164), (72, 2938215), (84, 2518470), (90, 2350572), (105, 2014776), (108, 1958810), (120, 1762929), (126, 1678980), (135, 1567048), (140, 1511082), (168, 1259235), (180, 1175286), (189, 1119320), (210, 1007388), (216, 979405), (252, 839490), (270, 783524), (280, 755541), (315, 671592), (360, 587643), (378, 559660), (420, 503694), (504, 419745), (540, 391762), (630, 335796), (756, 279830), (840, 251847), (945, 223864), (1080, 195881), (1260, 167898), (1512, 139915), (1890, 111932), (2520, 83949), (3780, 55966), (7560, 27983)]