61498240

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:639

約数の個数: 64

約数和(自身を含む): 147969360

約数和(自身を除く): 86471120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 313, 320, 614, 626, 640, 1228, 1252, 1535, 1565, 2456, 2504, 3070, 3130, 4912, 5008, 6140, 6260, 9824, 10016, 12280, 12520, 19648, 20032, 24560, 25040, 39296, 40064, 49120, 50080, 96091, 98240, 100160, 192182, 196480, 200320, 384364, 480455, 768728, 960910, 1537456, 1921820, 3074912, 3843640, 6149824, 7687280, 12299648, 15374560, 30749120, 61498240]

約数ペア:

[(1, 61498240), (2, 30749120), (4, 15374560), (5, 12299648), (8, 7687280), (10, 6149824), (16, 3843640), (20, 3074912), (32, 1921820), (40, 1537456), (64, 960910), (80, 768728), (128, 480455), (160, 384364), (307, 200320), (313, 196480), (320, 192182), (614, 100160), (626, 98240), (640, 96091), (1228, 50080), (1252, 49120), (1535, 40064), (1565, 39296), (2456, 25040), (2504, 24560), (3070, 20032), (3130, 19648), (4912, 12520), (5008, 12280), (6140, 10016), (6260, 9824)]