209968620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2749}}^1$

素因数の和:2847

約数の個数: 96

約数和(自身を含む): 628320000

約数和(自身を除く): 418351380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 67, 76, 95, 114, 134, 190, 201, 228, 268, 285, 335, 380, 402, 570, 670, 804, 1005, 1140, 1273, 1340, 2010, 2546, 2749, 3819, 4020, 5092, 5498, 6365, 7638, 8247, 10996, 12730, 13745, 15276, 16494, 19095, 25460, 27490, 32988, 38190, 41235, 52231, 54980, 76380, 82470, 104462, 156693, 164940, 184183, 208924, 261155, 313386, 368366, 522310, 552549, 626772, 736732, 783465, 920915, 1044620, 1105098, 1566930, 1841830, 2210196, 2762745, 3133860, 3499477, 3683660, 5525490, 6998954, 10498431, 11050980, 13997908, 17497385, 20996862, 34994770, 41993724, 52492155, 69989540, 104984310, 209968620]

約数ペア:

[(1, 209968620), (2, 104984310), (3, 69989540), (4, 52492155), (5, 41993724), (6, 34994770), (10, 20996862), (12, 17497385), (15, 13997908), (19, 11050980), (20, 10498431), (30, 6998954), (38, 5525490), (57, 3683660), (60, 3499477), (67, 3133860), (76, 2762745), (95, 2210196), (114, 1841830), (134, 1566930), (190, 1105098), (201, 1044620), (228, 920915), (268, 783465), (285, 736732), (335, 626772), (380, 552549), (402, 522310), (570, 368366), (670, 313386), (804, 261155), (1005, 208924), (1140, 184183), (1273, 164940), (1340, 156693), (2010, 104462), (2546, 82470), (2749, 76380), (3819, 54980), (4020, 52231), (5092, 41235), (5498, 38190), (6365, 32988), (7638, 27490), (8247, 25460), (10996, 19095), (12730, 16494), (13745, 15276)]