7479540

素因数分解:

$2^2\times 3^9\times 5^1\times {\mathrm{19}}^1$

素因数の和:55

約数の個数: 120

約数和(自身を含む): 24800160

約数和(自身を除く): 17320620

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, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 729, 810, 855, 972, 1026, 1140, 1215, 1458, 1539, 1620, 1710, 2052, 2187, 2430, 2565, 2916, 3078, 3420, 3645, 4374, 4617, 4860, 5130, 6156, 6561, 7290, 7695, 8748, 9234, 10260, 10935, 13122, 13851, 14580, 15390, 18468, 19683, 21870, 23085, 26244, 27702, 30780, 32805, 39366, 41553, 43740, 46170, 55404, 65610, 69255, 78732, 83106, 92340, 98415, 124659, 131220, 138510, 166212, 196830, 207765, 249318, 277020, 373977, 393660, 415530, 498636, 623295, 747954, 831060, 1246590, 1495908, 1869885, 2493180, 3739770, 7479540]

約数ペア:

[(1, 7479540), (2, 3739770), (3, 2493180), (4, 1869885), (5, 1495908), (6, 1246590), (9, 831060), (10, 747954), (12, 623295), (15, 498636), (18, 415530), (19, 393660), (20, 373977), (27, 277020), (30, 249318), (36, 207765), (38, 196830), (45, 166212), (54, 138510), (57, 131220), (60, 124659), (76, 98415), (81, 92340), (90, 83106), (95, 78732), (108, 69255), (114, 65610), (135, 55404), (162, 46170), (171, 43740), (180, 41553), (190, 39366), (228, 32805), (243, 30780), (270, 27702), (285, 26244), (324, 23085), (342, 21870), (380, 19683), (405, 18468), (486, 15390), (513, 14580), (540, 13851), (570, 13122), (684, 10935), (729, 10260), (810, 9234), (855, 8748), (972, 7695), (1026, 7290), (1140, 6561), (1215, 6156), (1458, 5130), (1539, 4860), (1620, 4617), (1710, 4374), (2052, 3645), (2187, 3420), (2430, 3078), (2565, 2916)]