63854820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{18671}}^1$

素因数の和:18705

約数の個数: 72

約数和(自身を含む): 203898240

約数和(自身を除く): 140043420

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, 380, 570, 684, 855, 1140, 1710, 3420, 18671, 37342, 56013, 74684, 93355, 112026, 168039, 186710, 224052, 280065, 336078, 354749, 373420, 560130, 672156, 709498, 840195, 1064247, 1120260, 1418996, 1680390, 1773745, 2128494, 3192741, 3360780, 3547490, 4256988, 5321235, 6385482, 7094980, 10642470, 12770964, 15963705, 21284940, 31927410, 63854820]

約数ペア:

[(1, 63854820), (2, 31927410), (3, 21284940), (4, 15963705), (5, 12770964), (6, 10642470), (9, 7094980), (10, 6385482), (12, 5321235), (15, 4256988), (18, 3547490), (19, 3360780), (20, 3192741), (30, 2128494), (36, 1773745), (38, 1680390), (45, 1418996), (57, 1120260), (60, 1064247), (76, 840195), (90, 709498), (95, 672156), (114, 560130), (171, 373420), (180, 354749), (190, 336078), (228, 280065), (285, 224052), (342, 186710), (380, 168039), (570, 112026), (684, 93355), (855, 74684), (1140, 56013), (1710, 37342), (3420, 18671)]