160366720

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 405388800

約数和(自身を除く): 245022080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 128, 137, 155, 160, 236, 248, 274, 295, 310, 320, 472, 496, 548, 590, 620, 640, 685, 944, 992, 1096, 1180, 1240, 1370, 1829, 1888, 1984, 2192, 2360, 2480, 2740, 3658, 3776, 3968, 4247, 4384, 4720, 4960, 5480, 7316, 7552, 8083, 8494, 8768, 9145, 9440, 9920, 10960, 14632, 16166, 16988, 17536, 18290, 18880, 19840, 21235, 21920, 29264, 32332, 33976, 36580, 37760, 40415, 42470, 43840, 58528, 64664, 67952, 73160, 80830, 84940, 87680, 117056, 129328, 135904, 146320, 161660, 169880, 234112, 250573, 258656, 271808, 292640, 323320, 339760, 501146, 517312, 543616, 585280, 646640, 679520, 1002292, 1034624, 1170560, 1252865, 1293280, 1359040, 2004584, 2505730, 2586560, 2718080, 4009168, 5011460, 5173120, 8018336, 10022920, 16036672, 20045840, 32073344, 40091680, 80183360, 160366720]

約数ペア:

[(1, 160366720), (2, 80183360), (4, 40091680), (5, 32073344), (8, 20045840), (10, 16036672), (16, 10022920), (20, 8018336), (31, 5173120), (32, 5011460), (40, 4009168), (59, 2718080), (62, 2586560), (64, 2505730), (80, 2004584), (118, 1359040), (124, 1293280), (128, 1252865), (137, 1170560), (155, 1034624), (160, 1002292), (236, 679520), (248, 646640), (274, 585280), (295, 543616), (310, 517312), (320, 501146), (472, 339760), (496, 323320), (548, 292640), (590, 271808), (620, 258656), (640, 250573), (685, 234112), (944, 169880), (992, 161660), (1096, 146320), (1180, 135904), (1240, 129328), (1370, 117056), (1829, 87680), (1888, 84940), (1984, 80830), (2192, 73160), (2360, 67952), (2480, 64664), (2740, 58528), (3658, 43840), (3776, 42470), (3968, 40415), (4247, 37760), (4384, 36580), (4720, 33976), (4960, 32332), (5480, 29264), (7316, 21920), (7552, 21235), (8083, 19840), (8494, 18880), (8768, 18290), (9145, 17536), (9440, 16988), (9920, 16166), (10960, 14632)]