7133673880

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{1811}}^1$

素因数の和:1985

約数の個数: 128

約数和(自身を含む): 17377804800

約数和(自身を除く): 10244130920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 73, 76, 95, 142, 146, 152, 190, 284, 292, 355, 365, 380, 568, 584, 710, 730, 760, 1349, 1387, 1420, 1460, 1811, 2698, 2774, 2840, 2920, 3622, 5183, 5396, 5548, 6745, 6935, 7244, 9055, 10366, 10792, 11096, 13490, 13870, 14488, 18110, 20732, 25915, 26980, 27740, 34409, 36220, 41464, 51830, 53960, 55480, 68818, 72440, 98477, 103660, 128581, 132203, 137636, 172045, 196954, 207320, 257162, 264406, 275272, 344090, 393908, 492385, 514324, 528812, 642905, 661015, 688180, 787816, 984770, 1028648, 1057624, 1285810, 1322030, 1376360, 1969540, 2443039, 2511857, 2571620, 2644060, 3939080, 4886078, 5023714, 5143240, 5288120, 9386413, 9772156, 10047428, 12215195, 12559285, 18772826, 19544312, 20094856, 24430390, 25118570, 37545652, 46932065, 48860780, 50237140, 75091304, 93864130, 97721560, 100474280, 178341847, 187728260, 356683694, 375456520, 713367388, 891709235, 1426734776, 1783418470, 3566836940, 7133673880]

約数ペア:

[(1, 7133673880), (2, 3566836940), (4, 1783418470), (5, 1426734776), (8, 891709235), (10, 713367388), (19, 375456520), (20, 356683694), (38, 187728260), (40, 178341847), (71, 100474280), (73, 97721560), (76, 93864130), (95, 75091304), (142, 50237140), (146, 48860780), (152, 46932065), (190, 37545652), (284, 25118570), (292, 24430390), (355, 20094856), (365, 19544312), (380, 18772826), (568, 12559285), (584, 12215195), (710, 10047428), (730, 9772156), (760, 9386413), (1349, 5288120), (1387, 5143240), (1420, 5023714), (1460, 4886078), (1811, 3939080), (2698, 2644060), (2774, 2571620), (2840, 2511857), (2920, 2443039), (3622, 1969540), (5183, 1376360), (5396, 1322030), (5548, 1285810), (6745, 1057624), (6935, 1028648), (7244, 984770), (9055, 787816), (10366, 688180), (10792, 661015), (11096, 642905), (13490, 528812), (13870, 514324), (14488, 492385), (18110, 393908), (20732, 344090), (25915, 275272), (26980, 264406), (27740, 257162), (34409, 207320), (36220, 196954), (41464, 172045), (51830, 137636), (53960, 132203), (55480, 128581), (68818, 103660), (72440, 98477)]