211769820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{3259}}^1$

素因数の和:3312

約数の個数: 108

約数和(自身を含む): 678164760

約数和(自身を除く): 466394940

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, 2166, 3249, 3259, 3420, 3610, 4332, 5415, 6498, 6518, 7220, 9777, 10830, 12996, 13036, 16245, 16295, 19554, 21660, 29331, 32490, 32590, 39108, 48885, 58662, 61921, 64980, 65180, 97770, 117324, 123842, 146655, 185763, 195540, 247684, 293310, 309605, 371526, 557289, 586620, 619210, 743052, 928815, 1114578, 1176499, 1238420, 1857630, 2229156, 2352998, 2786445, 3529497, 3715260, 4705996, 5572890, 5882495, 7058994, 10588491, 11145780, 11764990, 14117988, 17647485, 21176982, 23529980, 35294970, 42353964, 52942455, 70589940, 105884910, 211769820]

約数ペア:

[(1, 211769820), (2, 105884910), (3, 70589940), (4, 52942455), (5, 42353964), (6, 35294970), (9, 23529980), (10, 21176982), (12, 17647485), (15, 14117988), (18, 11764990), (19, 11145780), (20, 10588491), (30, 7058994), (36, 5882495), (38, 5572890), (45, 4705996), (57, 3715260), (60, 3529497), (76, 2786445), (90, 2352998), (95, 2229156), (114, 1857630), (171, 1238420), (180, 1176499), (190, 1114578), (228, 928815), (285, 743052), (342, 619210), (361, 586620), (380, 557289), (570, 371526), (684, 309605), (722, 293310), (855, 247684), (1083, 195540), (1140, 185763), (1444, 146655), (1710, 123842), (1805, 117324), (2166, 97770), (3249, 65180), (3259, 64980), (3420, 61921), (3610, 58662), (4332, 48885), (5415, 39108), (6498, 32590), (6518, 32490), (7220, 29331), (9777, 21660), (10830, 19554), (12996, 16295), (13036, 16245)]