218604456

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 707616000

約数和(自身を除く): 489011544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 41, 42, 56, 63, 71, 72, 82, 84, 123, 126, 142, 149, 164, 168, 213, 246, 252, 284, 287, 298, 328, 369, 426, 447, 492, 497, 504, 568, 574, 596, 639, 738, 852, 861, 894, 984, 994, 1043, 1148, 1192, 1278, 1341, 1476, 1491, 1704, 1722, 1788, 1988, 2086, 2296, 2556, 2583, 2682, 2911, 2952, 2982, 3129, 3444, 3576, 3976, 4172, 4473, 5112, 5166, 5364, 5822, 5964, 6109, 6258, 6888, 8344, 8733, 8946, 9387, 10332, 10579, 10728, 11644, 11928, 12218, 12516, 17466, 17892, 18327, 18774, 20377, 20664, 21158, 23288, 24436, 25032, 26199, 31737, 34932, 35784, 36654, 37548, 40754, 42316, 42763, 48872, 52398, 54981, 61131, 63474, 69864, 73308, 74053, 75096, 81508, 84632, 85526, 95211, 104796, 109962, 122262, 126948, 128289, 146616, 148106, 163016, 171052, 183393, 190422, 209592, 219924, 222159, 244524, 253896, 256578, 296212, 342104, 366786, 380844, 384867, 433739, 439848, 444318, 489048, 513156, 592424, 666477, 733572, 761688, 769734, 867478, 888636, 1026312, 1301217, 1332954, 1467144, 1539468, 1734956, 1777272, 2602434, 2665908, 3036173, 3078936, 3469912, 3903651, 5204868, 5331816, 6072346, 7807302, 9108519, 10409736, 12144692, 15614604, 18217038, 24289384, 27325557, 31229208, 36434076, 54651114, 72868152, 109302228, 218604456]

約数ペア:

[(1, 218604456), (2, 109302228), (3, 72868152), (4, 54651114), (6, 36434076), (7, 31229208), (8, 27325557), (9, 24289384), (12, 18217038), (14, 15614604), (18, 12144692), (21, 10409736), (24, 9108519), (28, 7807302), (36, 6072346), (41, 5331816), (42, 5204868), (56, 3903651), (63, 3469912), (71, 3078936), (72, 3036173), (82, 2665908), (84, 2602434), (123, 1777272), (126, 1734956), (142, 1539468), (149, 1467144), (164, 1332954), (168, 1301217), (213, 1026312), (246, 888636), (252, 867478), (284, 769734), (287, 761688), (298, 733572), (328, 666477), (369, 592424), (426, 513156), (447, 489048), (492, 444318), (497, 439848), (504, 433739), (568, 384867), (574, 380844), (596, 366786), (639, 342104), (738, 296212), (852, 256578), (861, 253896), (894, 244524), (984, 222159), (994, 219924), (1043, 209592), (1148, 190422), (1192, 183393), (1278, 171052), (1341, 163016), (1476, 148106), (1491, 146616), (1704, 128289), (1722, 126948), (1788, 122262), (1988, 109962), (2086, 104796), (2296, 95211), (2556, 85526), (2583, 84632), (2682, 81508), (2911, 75096), (2952, 74053), (2982, 73308), (3129, 69864), (3444, 63474), (3576, 61131), (3976, 54981), (4172, 52398), (4473, 48872), (5112, 42763), (5166, 42316), (5364, 40754), (5822, 37548), (5964, 36654), (6109, 35784), (6258, 34932), (6888, 31737), (8344, 26199), (8733, 25032), (8946, 24436), (9387, 23288), (10332, 21158), (10579, 20664), (10728, 20377), (11644, 18774), (11928, 18327), (12218, 17892), (12516, 17466)]