65562540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 206304000

約数和(自身を除く): 140741460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 51, 57, 60, 68, 76, 85, 95, 102, 114, 170, 190, 199, 204, 228, 255, 285, 289, 323, 340, 380, 398, 510, 570, 578, 597, 646, 796, 867, 969, 995, 1020, 1140, 1156, 1194, 1292, 1445, 1615, 1734, 1938, 1990, 2388, 2890, 2985, 3230, 3383, 3468, 3781, 3876, 3980, 4335, 4845, 5491, 5780, 5970, 6460, 6766, 7562, 8670, 9690, 10149, 10982, 11343, 11940, 13532, 15124, 16473, 16915, 17340, 18905, 19380, 20298, 21964, 22686, 27455, 32946, 33830, 37810, 40596, 45372, 50745, 54910, 56715, 57511, 64277, 65892, 67660, 75620, 82365, 101490, 109820, 113430, 115022, 128554, 164730, 172533, 192831, 202980, 226860, 230044, 257108, 287555, 321385, 329460, 345066, 385662, 575110, 642770, 690132, 771324, 862665, 964155, 1092709, 1150220, 1285540, 1725330, 1928310, 2185418, 3278127, 3450660, 3856620, 4370836, 5463545, 6556254, 10927090, 13112508, 16390635, 21854180, 32781270, 65562540]

約数ペア:

[(1, 65562540), (2, 32781270), (3, 21854180), (4, 16390635), (5, 13112508), (6, 10927090), (10, 6556254), (12, 5463545), (15, 4370836), (17, 3856620), (19, 3450660), (20, 3278127), (30, 2185418), (34, 1928310), (38, 1725330), (51, 1285540), (57, 1150220), (60, 1092709), (68, 964155), (76, 862665), (85, 771324), (95, 690132), (102, 642770), (114, 575110), (170, 385662), (190, 345066), (199, 329460), (204, 321385), (228, 287555), (255, 257108), (285, 230044), (289, 226860), (323, 202980), (340, 192831), (380, 172533), (398, 164730), (510, 128554), (570, 115022), (578, 113430), (597, 109820), (646, 101490), (796, 82365), (867, 75620), (969, 67660), (995, 65892), (1020, 64277), (1140, 57511), (1156, 56715), (1194, 54910), (1292, 50745), (1445, 45372), (1615, 40596), (1734, 37810), (1938, 33830), (1990, 32946), (2388, 27455), (2890, 22686), (2985, 21964), (3230, 20298), (3383, 19380), (3468, 18905), (3781, 17340), (3876, 16915), (3980, 16473), (4335, 15124), (4845, 13532), (5491, 11940), (5780, 11343), (5970, 10982), (6460, 10149), (6766, 9690), (7562, 8670)]