74465920

素因数分解:

$2^7\times 5^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1$

素因数の和:705

約数の個数: 64

約数和(自身を含む): 179071200

約数和(自身を除く): 104605280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 307, 320, 379, 614, 640, 758, 1228, 1516, 1535, 1895, 2456, 3032, 3070, 3790, 4912, 6064, 6140, 7580, 9824, 12128, 12280, 15160, 19648, 24256, 24560, 30320, 39296, 48512, 49120, 60640, 98240, 116353, 121280, 196480, 232706, 242560, 465412, 581765, 930824, 1163530, 1861648, 2327060, 3723296, 4654120, 7446592, 9308240, 14893184, 18616480, 37232960, 74465920]

約数ペア:

[(1, 74465920), (2, 37232960), (4, 18616480), (5, 14893184), (8, 9308240), (10, 7446592), (16, 4654120), (20, 3723296), (32, 2327060), (40, 1861648), (64, 1163530), (80, 930824), (128, 581765), (160, 465412), (307, 242560), (320, 232706), (379, 196480), (614, 121280), (640, 116353), (758, 98240), (1228, 60640), (1516, 49120), (1535, 48512), (1895, 39296), (2456, 30320), (3032, 24560), (3070, 24256), (3790, 19648), (4912, 15160), (6064, 12280), (6140, 12128), (7580, 9824)]