320417760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51349}}^1$

素因数の和:51380

約数の個数: 96

約数和(自身を含む): 1086976800

約数和(自身を除く): 766559040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 120, 130, 156, 160, 195, 208, 240, 260, 312, 390, 416, 480, 520, 624, 780, 1040, 1248, 1560, 2080, 3120, 6240, 51349, 102698, 154047, 205396, 256745, 308094, 410792, 513490, 616188, 667537, 770235, 821584, 1026980, 1232376, 1335074, 1540470, 1643168, 2002611, 2053960, 2464752, 2670148, 3080940, 3337685, 4005222, 4107920, 4929504, 5340296, 6161880, 6675370, 8010444, 8215840, 10013055, 10680592, 12323760, 13350740, 16020888, 20026110, 21361184, 24647520, 26701480, 32041776, 40052220, 53402960, 64083552, 80104440, 106805920, 160208880, 320417760]

約数ペア:

[(1, 320417760), (2, 160208880), (3, 106805920), (4, 80104440), (5, 64083552), (6, 53402960), (8, 40052220), (10, 32041776), (12, 26701480), (13, 24647520), (15, 21361184), (16, 20026110), (20, 16020888), (24, 13350740), (26, 12323760), (30, 10680592), (32, 10013055), (39, 8215840), (40, 8010444), (48, 6675370), (52, 6161880), (60, 5340296), (65, 4929504), (78, 4107920), (80, 4005222), (96, 3337685), (104, 3080940), (120, 2670148), (130, 2464752), (156, 2053960), (160, 2002611), (195, 1643168), (208, 1540470), (240, 1335074), (260, 1232376), (312, 1026980), (390, 821584), (416, 770235), (480, 667537), (520, 616188), (624, 513490), (780, 410792), (1040, 308094), (1248, 256745), (1560, 205396), (2080, 154047), (3120, 102698), (6240, 51349)]