259440240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{34871}}^1$

素因数の和:34918

約数の個数: 80

約数和(自身を含む): 830232576

約数和(自身を除く): 570792336

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, 34871, 69742, 104613, 139484, 174355, 209226, 278968, 348710, 418452, 523065, 557936, 697420, 836904, 1046130, 1081001, 1394840, 1673808, 2092260, 2162002, 2789680, 3243003, 4184520, 4324004, 5405005, 6486006, 8369040, 8648008, 10810010, 12972012, 16215015, 17296016, 21620020, 25944024, 32430030, 43240040, 51888048, 64860060, 86480080, 129720120, 259440240]

約数ペア:

[(1, 259440240), (2, 129720120), (3, 86480080), (4, 64860060), (5, 51888048), (6, 43240040), (8, 32430030), (10, 25944024), (12, 21620020), (15, 17296016), (16, 16215015), (20, 12972012), (24, 10810010), (30, 8648008), (31, 8369040), (40, 6486006), (48, 5405005), (60, 4324004), (62, 4184520), (80, 3243003), (93, 2789680), (120, 2162002), (124, 2092260), (155, 1673808), (186, 1394840), (240, 1081001), (248, 1046130), (310, 836904), (372, 697420), (465, 557936), (496, 523065), (620, 418452), (744, 348710), (930, 278968), (1240, 209226), (1488, 174355), (1860, 139484), (2480, 104613), (3720, 69742), (7440, 34871)]