148940240

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97987}}^1$

素因数の和:98019

約数の個数: 40

約数和(自身を含む): 364515360

約数和(自身を除く): 215575120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 97987, 195974, 391948, 489935, 783896, 979870, 1567792, 1861753, 1959740, 3723506, 3919480, 7447012, 7838960, 9308765, 14894024, 18617530, 29788048, 37235060, 74470120, 148940240]

約数ペア:

[(1, 148940240), (2, 74470120), (4, 37235060), (5, 29788048), (8, 18617530), (10, 14894024), (16, 9308765), (19, 7838960), (20, 7447012), (38, 3919480), (40, 3723506), (76, 1959740), (80, 1861753), (95, 1567792), (152, 979870), (190, 783896), (304, 489935), (380, 391948), (760, 195974), (1520, 97987)]