154428884

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 309456000

約数和(自身を除く): 155027116

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 79, 89, 158, 178, 289, 316, 323, 356, 578, 646, 1156, 1292, 1343, 1501, 1513, 1691, 2686, 3002, 3026, 3382, 5372, 5491, 6004, 6052, 6764, 7031, 10982, 14062, 21964, 22831, 25517, 25721, 28124, 28747, 45662, 51034, 51442, 57494, 91324, 102068, 102884, 114988, 119527, 133589, 239054, 267178, 433789, 478108, 488699, 534356, 867578, 977398, 1735156, 1954796, 2031959, 2271013, 4063918, 4542026, 8127836, 9084052, 38607221, 77214442, 154428884]

約数ペア:

[(1, 154428884), (2, 77214442), (4, 38607221), (17, 9084052), (19, 8127836), (34, 4542026), (38, 4063918), (68, 2271013), (76, 2031959), (79, 1954796), (89, 1735156), (158, 977398), (178, 867578), (289, 534356), (316, 488699), (323, 478108), (356, 433789), (578, 267178), (646, 239054), (1156, 133589), (1292, 119527), (1343, 114988), (1501, 102884), (1513, 102068), (1691, 91324), (2686, 57494), (3002, 51442), (3026, 51034), (3382, 45662), (5372, 28747), (5491, 28124), (6004, 25721), (6052, 25517), (6764, 22831), (7031, 21964), (10982, 14062)]