15359220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:539

約数の個数: 120

約数和(自身を含む): 50820000

約数和(自身を除く): 35460780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 270, 285, 324, 342, 380, 405, 499, 513, 540, 570, 684, 810, 855, 998, 1026, 1140, 1497, 1539, 1620, 1710, 1996, 2052, 2495, 2565, 2994, 3078, 3420, 4491, 4990, 5130, 5988, 6156, 7485, 7695, 8982, 9481, 9980, 10260, 13473, 14970, 15390, 17964, 18962, 22455, 26946, 28443, 29940, 30780, 37924, 40419, 44910, 47405, 53892, 56886, 67365, 80838, 85329, 89820, 94810, 113772, 134730, 142215, 161676, 170658, 189620, 202095, 255987, 269460, 284430, 341316, 404190, 426645, 511974, 568860, 767961, 808380, 853290, 1023948, 1279935, 1535922, 1706580, 2559870, 3071844, 3839805, 5119740, 7679610, 15359220]

約数ペア:

[(1, 15359220), (2, 7679610), (3, 5119740), (4, 3839805), (5, 3071844), (6, 2559870), (9, 1706580), (10, 1535922), (12, 1279935), (15, 1023948), (18, 853290), (19, 808380), (20, 767961), (27, 568860), (30, 511974), (36, 426645), (38, 404190), (45, 341316), (54, 284430), (57, 269460), (60, 255987), (76, 202095), (81, 189620), (90, 170658), (95, 161676), (108, 142215), (114, 134730), (135, 113772), (162, 94810), (171, 89820), (180, 85329), (190, 80838), (228, 67365), (270, 56886), (285, 53892), (324, 47405), (342, 44910), (380, 40419), (405, 37924), (499, 30780), (513, 29940), (540, 28443), (570, 26946), (684, 22455), (810, 18962), (855, 17964), (998, 15390), (1026, 14970), (1140, 13473), (1497, 10260), (1539, 9980), (1620, 9481), (1710, 8982), (1996, 7695), (2052, 7485), (2495, 6156), (2565, 5988), (2994, 5130), (3078, 4990), (3420, 4491)]