254671440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{55849}}^1$

素因数の和:55884

約数の個数: 80

約数和(自身を含む): 831048000

約数和(自身を除く): 576376560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 55849, 111698, 167547, 223396, 279245, 335094, 446792, 558490, 670188, 837735, 893584, 1061131, 1116980, 1340376, 1675470, 2122262, 2233960, 2680752, 3183393, 3350940, 4244524, 4467920, 5305655, 6366786, 6701880, 8489048, 10611310, 12733572, 13403760, 15916965, 16978096, 21222620, 25467144, 31833930, 42445240, 50934288, 63667860, 84890480, 127335720, 254671440]

約数ペア:

[(1, 254671440), (2, 127335720), (3, 84890480), (4, 63667860), (5, 50934288), (6, 42445240), (8, 31833930), (10, 25467144), (12, 21222620), (15, 16978096), (16, 15916965), (19, 13403760), (20, 12733572), (24, 10611310), (30, 8489048), (38, 6701880), (40, 6366786), (48, 5305655), (57, 4467920), (60, 4244524), (76, 3350940), (80, 3183393), (95, 2680752), (114, 2233960), (120, 2122262), (152, 1675470), (190, 1340376), (228, 1116980), (240, 1061131), (285, 893584), (304, 837735), (380, 670188), (456, 558490), (570, 446792), (760, 335094), (912, 279245), (1140, 223396), (1520, 167547), (2280, 111698), (4560, 55849)]