15705076780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{349}}^1\times {\mathrm{401}}^1$

素因数の和:971

約数の個数: 96

約数和(自身を含む): 34416345600

約数和(自身を除く): 18711268820

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 181, 310, 349, 362, 401, 620, 698, 724, 802, 905, 1396, 1604, 1745, 1810, 2005, 3490, 3620, 4010, 5611, 6980, 8020, 10819, 11222, 12431, 21638, 22444, 24862, 28055, 43276, 49724, 54095, 56110, 62155, 63169, 72581, 108190, 112220, 124310, 126338, 139949, 145162, 216380, 248620, 252676, 279898, 290324, 315845, 362905, 559796, 631690, 699745, 725810, 1263380, 1399490, 1451620, 1958239, 2250011, 2798980, 3916478, 4338419, 4500022, 7832956, 8676838, 9000044, 9791195, 11250055, 17353676, 19582390, 21692095, 22500110, 25330769, 39164780, 43384190, 45000220, 50661538, 86768380, 101323076, 126653845, 253307690, 506615380, 785253839, 1570507678, 3141015356, 3926269195, 7852538390, 15705076780]

約数ペア:

[(1, 15705076780), (2, 7852538390), (4, 3926269195), (5, 3141015356), (10, 1570507678), (20, 785253839), (31, 506615380), (62, 253307690), (124, 126653845), (155, 101323076), (181, 86768380), (310, 50661538), (349, 45000220), (362, 43384190), (401, 39164780), (620, 25330769), (698, 22500110), (724, 21692095), (802, 19582390), (905, 17353676), (1396, 11250055), (1604, 9791195), (1745, 9000044), (1810, 8676838), (2005, 7832956), (3490, 4500022), (3620, 4338419), (4010, 3916478), (5611, 2798980), (6980, 2250011), (8020, 1958239), (10819, 1451620), (11222, 1399490), (12431, 1263380), (21638, 725810), (22444, 699745), (24862, 631690), (28055, 559796), (43276, 362905), (49724, 315845), (54095, 290324), (56110, 279898), (62155, 252676), (63169, 248620), (72581, 216380), (108190, 145162), (112220, 139949), (124310, 126338)]