72700840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{331}}^1$

素因数の和:395

約数の個数: 96

約数和(自身を含む): 183463200

約数和(自身を除く): 110762360

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 289, 323, 331, 340, 380, 578, 646, 662, 680, 760, 1156, 1292, 1324, 1445, 1615, 1655, 2312, 2584, 2648, 2890, 3230, 3310, 5491, 5627, 5780, 6289, 6460, 6620, 10982, 11254, 11560, 12578, 12920, 13240, 21964, 22508, 25156, 27455, 28135, 31445, 43928, 45016, 50312, 54910, 56270, 62890, 95659, 106913, 109820, 112540, 125780, 191318, 213826, 219640, 225080, 251560, 382636, 427652, 478295, 534565, 765272, 855304, 956590, 1069130, 1817521, 1913180, 2138260, 3635042, 3826360, 4276520, 7270084, 9087605, 14540168, 18175210, 36350420, 72700840]

約数ペア:

[(1, 72700840), (2, 36350420), (4, 18175210), (5, 14540168), (8, 9087605), (10, 7270084), (17, 4276520), (19, 3826360), (20, 3635042), (34, 2138260), (38, 1913180), (40, 1817521), (68, 1069130), (76, 956590), (85, 855304), (95, 765272), (136, 534565), (152, 478295), (170, 427652), (190, 382636), (289, 251560), (323, 225080), (331, 219640), (340, 213826), (380, 191318), (578, 125780), (646, 112540), (662, 109820), (680, 106913), (760, 95659), (1156, 62890), (1292, 56270), (1324, 54910), (1445, 50312), (1615, 45016), (1655, 43928), (2312, 31445), (2584, 28135), (2648, 27455), (2890, 25156), (3230, 22508), (3310, 21964), (5491, 13240), (5627, 12920), (5780, 12578), (6289, 11560), (6460, 11254), (6620, 10982)]