1680459960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{100747}}^1$

素因数の和:100900

約数の個数: 64

約数和(自身を含む): 5077699200

約数和(自身を除く): 3397239240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 139, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2780, 3336, 4170, 5560, 8340, 16680, 100747, 201494, 302241, 402988, 503735, 604482, 805976, 1007470, 1208964, 1511205, 2014940, 2417928, 3022410, 4029880, 6044820, 12089640, 14003833, 28007666, 42011499, 56015332, 70019165, 84022998, 112030664, 140038330, 168045996, 210057495, 280076660, 336091992, 420114990, 560153320, 840229980, 1680459960]

約数ペア:

[(1, 1680459960), (2, 840229980), (3, 560153320), (4, 420114990), (5, 336091992), (6, 280076660), (8, 210057495), (10, 168045996), (12, 140038330), (15, 112030664), (20, 84022998), (24, 70019165), (30, 56015332), (40, 42011499), (60, 28007666), (120, 14003833), (139, 12089640), (278, 6044820), (417, 4029880), (556, 3022410), (695, 2417928), (834, 2014940), (1112, 1511205), (1390, 1208964), (1668, 1007470), (2085, 805976), (2780, 604482), (3336, 503735), (4170, 402988), (5560, 302241), (8340, 201494), (16680, 100747)]