138472380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{2131}}^1$

素因数の和:2184

約数の個数: 108

約数和(自身を含む): 443511432

約数和(自身を除く): 305039052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 361, 380, 570, 684, 722, 855, 1083, 1140, 1444, 1710, 1805, 2131, 2166, 3249, 3420, 3610, 4262, 4332, 5415, 6393, 6498, 7220, 8524, 10655, 10830, 12786, 12996, 16245, 19179, 21310, 21660, 25572, 31965, 32490, 38358, 40489, 42620, 63930, 64980, 76716, 80978, 95895, 121467, 127860, 161956, 191790, 202445, 242934, 364401, 383580, 404890, 485868, 607335, 728802, 769291, 809780, 1214670, 1457604, 1538582, 1822005, 2307873, 2429340, 3077164, 3644010, 3846455, 4615746, 6923619, 7288020, 7692910, 9231492, 11539365, 13847238, 15385820, 23078730, 27694476, 34618095, 46157460, 69236190, 138472380]

約数ペア:

[(1, 138472380), (2, 69236190), (3, 46157460), (4, 34618095), (5, 27694476), (6, 23078730), (9, 15385820), (10, 13847238), (12, 11539365), (15, 9231492), (18, 7692910), (19, 7288020), (20, 6923619), (30, 4615746), (36, 3846455), (38, 3644010), (45, 3077164), (57, 2429340), (60, 2307873), (76, 1822005), (90, 1538582), (95, 1457604), (114, 1214670), (171, 809780), (180, 769291), (190, 728802), (228, 607335), (285, 485868), (342, 404890), (361, 383580), (380, 364401), (570, 242934), (684, 202445), (722, 191790), (855, 161956), (1083, 127860), (1140, 121467), (1444, 95895), (1710, 80978), (1805, 76716), (2131, 64980), (2166, 63930), (3249, 42620), (3420, 40489), (3610, 38358), (4262, 32490), (4332, 31965), (5415, 25572), (6393, 21660), (6498, 21310), (7220, 19179), (8524, 16245), (10655, 12996), (10830, 12786)]