72861320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{15307}}^1$

素因数の和:15342

約数の個数: 64

約数和(自身を含む): 198391680

約数和(自身を除く): 125530360

約数列:

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

約数ペア:

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