155681988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^2\times {\mathrm{53}}^1$

素因数の和:123

約数の個数: 216

約数和(自身を含む): 493891776

約数和(自身を除く): 338209788

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 17, 21, 22, 28, 33, 34, 42, 44, 51, 53, 66, 68, 77, 84, 102, 106, 119, 121, 132, 154, 159, 187, 204, 212, 231, 238, 242, 289, 308, 318, 357, 363, 371, 374, 462, 476, 484, 561, 578, 583, 636, 714, 726, 742, 748, 847, 867, 901, 924, 1113, 1122, 1156, 1166, 1309, 1428, 1452, 1484, 1694, 1734, 1749, 1802, 2023, 2057, 2226, 2244, 2332, 2541, 2618, 2703, 3179, 3388, 3468, 3498, 3604, 3927, 4046, 4081, 4114, 4452, 5082, 5236, 5406, 6069, 6171, 6307, 6358, 6413, 6996, 7854, 8092, 8162, 8228, 9537, 9911, 10164, 10812, 12138, 12243, 12342, 12614, 12716, 12826, 14399, 15317, 15708, 16324, 18921, 19074, 19239, 19822, 22253, 24276, 24486, 24684, 25228, 25652, 28798, 29733, 30634, 34969, 37842, 38148, 38478, 39644, 43197, 44506, 44891, 45951, 48972, 57596, 59466, 61268, 66759, 69377, 69938, 75684, 76956, 86394, 89012, 89782, 91902, 104907, 107219, 109021, 118932, 133518, 134673, 138754, 139876, 168487, 172788, 179564, 183804, 208131, 209814, 214438, 218042, 244783, 267036, 269346, 277508, 321657, 327063, 336974, 416262, 419628, 428876, 436084, 489566, 505461, 538692, 643314, 654126, 673948, 734349, 763147, 832524, 979132, 1010922, 1179409, 1286628, 1308252, 1468698, 1526294, 1853357, 2021844, 2289441, 2358818, 2937396, 3052588, 3538227, 3706714, 4578882, 4717636, 5560071, 7076454, 7413428, 9157764, 11120142, 12973499, 14152908, 22240284, 25946998, 38920497, 51893996, 77840994, 155681988]

約数ペア:

[(1, 155681988), (2, 77840994), (3, 51893996), (4, 38920497), (6, 25946998), (7, 22240284), (11, 14152908), (12, 12973499), (14, 11120142), (17, 9157764), (21, 7413428), (22, 7076454), (28, 5560071), (33, 4717636), (34, 4578882), (42, 3706714), (44, 3538227), (51, 3052588), (53, 2937396), (66, 2358818), (68, 2289441), (77, 2021844), (84, 1853357), (102, 1526294), (106, 1468698), (119, 1308252), (121, 1286628), (132, 1179409), (154, 1010922), (159, 979132), (187, 832524), (204, 763147), (212, 734349), (231, 673948), (238, 654126), (242, 643314), (289, 538692), (308, 505461), (318, 489566), (357, 436084), (363, 428876), (371, 419628), (374, 416262), (462, 336974), (476, 327063), (484, 321657), (561, 277508), (578, 269346), (583, 267036), (636, 244783), (714, 218042), (726, 214438), (742, 209814), (748, 208131), (847, 183804), (867, 179564), (901, 172788), (924, 168487), (1113, 139876), (1122, 138754), (1156, 134673), (1166, 133518), (1309, 118932), (1428, 109021), (1452, 107219), (1484, 104907), (1694, 91902), (1734, 89782), (1749, 89012), (1802, 86394), (2023, 76956), (2057, 75684), (2226, 69938), (2244, 69377), (2332, 66759), (2541, 61268), (2618, 59466), (2703, 57596), (3179, 48972), (3388, 45951), (3468, 44891), (3498, 44506), (3604, 43197), (3927, 39644), (4046, 38478), (4081, 38148), (4114, 37842), (4452, 34969), (5082, 30634), (5236, 29733), (5406, 28798), (6069, 25652), (6171, 25228), (6307, 24684), (6358, 24486), (6413, 24276), (6996, 22253), (7854, 19822), (8092, 19239), (8162, 19074), (8228, 18921), (9537, 16324), (9911, 15708), (10164, 15317), (10812, 14399), (12138, 12826), (12243, 12716), (12342, 12614)]