145722640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15307}}^1$

素因数の和:15344

約数の個数: 80

約数和(自身を含む): 410009472

約数和(自身を除く): 264286832

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 170, 238, 272, 280, 340, 476, 560, 595, 680, 952, 1190, 1360, 1904, 2380, 4760, 9520, 15307, 30614, 61228, 76535, 107149, 122456, 153070, 214298, 244912, 260219, 306140, 428596, 520438, 535745, 612280, 857192, 1040876, 1071490, 1224560, 1301095, 1714384, 1821533, 2081752, 2142980, 2602190, 3643066, 4163504, 4285960, 5204380, 7286132, 8571920, 9107665, 10408760, 14572264, 18215330, 20817520, 29144528, 36430660, 72861320, 145722640]

約数ペア:

[(1, 145722640), (2, 72861320), (4, 36430660), (5, 29144528), (7, 20817520), (8, 18215330), (10, 14572264), (14, 10408760), (16, 9107665), (17, 8571920), (20, 7286132), (28, 5204380), (34, 4285960), (35, 4163504), (40, 3643066), (56, 2602190), (68, 2142980), (70, 2081752), (80, 1821533), (85, 1714384), (112, 1301095), (119, 1224560), (136, 1071490), (140, 1040876), (170, 857192), (238, 612280), (272, 535745), (280, 520438), (340, 428596), (476, 306140), (560, 260219), (595, 244912), (680, 214298), (952, 153070), (1190, 122456), (1360, 107149), (1904, 76535), (2380, 61228), (4760, 30614), (9520, 15307)]