162720240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21871}}^1$

素因数の和:21918

約数の個数: 80

約数和(自身を含む): 520728576

約数和(自身を除く): 358008336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 21871, 43742, 65613, 87484, 109355, 131226, 174968, 218710, 262452, 328065, 349936, 437420, 524904, 656130, 678001, 874840, 1049808, 1312260, 1356002, 1749680, 2034003, 2624520, 2712004, 3390005, 4068006, 5249040, 5424008, 6780010, 8136012, 10170015, 10848016, 13560020, 16272024, 20340030, 27120040, 32544048, 40680060, 54240080, 81360120, 162720240]

約数ペア:

[(1, 162720240), (2, 81360120), (3, 54240080), (4, 40680060), (5, 32544048), (6, 27120040), (8, 20340030), (10, 16272024), (12, 13560020), (15, 10848016), (16, 10170015), (20, 8136012), (24, 6780010), (30, 5424008), (31, 5249040), (40, 4068006), (48, 3390005), (60, 2712004), (62, 2624520), (80, 2034003), (93, 1749680), (120, 1356002), (124, 1312260), (155, 1049808), (186, 874840), (240, 678001), (248, 656130), (310, 524904), (372, 437420), (465, 349936), (496, 328065), (620, 262452), (744, 218710), (930, 174968), (1240, 131226), (1488, 109355), (1860, 87484), (2480, 65613), (3720, 43742), (7440, 21871)]