2554740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 8537760

約数和(自身を除く): 5983020

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, 83, 90, 95, 108, 114, 135, 162, 166, 171, 180, 190, 228, 249, 270, 285, 324, 332, 342, 380, 405, 415, 498, 513, 540, 570, 684, 747, 810, 830, 855, 996, 1026, 1140, 1245, 1494, 1539, 1577, 1620, 1660, 1710, 2052, 2241, 2490, 2565, 2988, 3078, 3154, 3420, 3735, 4482, 4731, 4980, 5130, 6156, 6308, 6723, 7470, 7695, 7885, 8964, 9462, 10260, 11205, 13446, 14193, 14940, 15390, 15770, 18924, 22410, 23655, 26892, 28386, 30780, 31540, 33615, 42579, 44820, 47310, 56772, 67230, 70965, 85158, 94620, 127737, 134460, 141930, 170316, 212895, 255474, 283860, 425790, 510948, 638685, 851580, 1277370, 2554740]

約数ペア:

[(1, 2554740), (2, 1277370), (3, 851580), (4, 638685), (5, 510948), (6, 425790), (9, 283860), (10, 255474), (12, 212895), (15, 170316), (18, 141930), (19, 134460), (20, 127737), (27, 94620), (30, 85158), (36, 70965), (38, 67230), (45, 56772), (54, 47310), (57, 44820), (60, 42579), (76, 33615), (81, 31540), (83, 30780), (90, 28386), (95, 26892), (108, 23655), (114, 22410), (135, 18924), (162, 15770), (166, 15390), (171, 14940), (180, 14193), (190, 13446), (228, 11205), (249, 10260), (270, 9462), (285, 8964), (324, 7885), (332, 7695), (342, 7470), (380, 6723), (405, 6308), (415, 6156), (498, 5130), (513, 4980), (540, 4731), (570, 4482), (684, 3735), (747, 3420), (810, 3154), (830, 3078), (855, 2988), (996, 2565), (1026, 2490), (1140, 2241), (1245, 2052), (1494, 1710), (1539, 1660), (1577, 1620)]