207826780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{757}}^1$

素因数の和:863

約数の個数: 96

約数和(自身を含む): 522619776

約数和(自身を除く): 314792996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 53, 70, 74, 106, 140, 148, 185, 212, 259, 265, 370, 371, 518, 530, 740, 742, 757, 1036, 1060, 1295, 1484, 1514, 1855, 1961, 2590, 3028, 3710, 3785, 3922, 5180, 5299, 7420, 7570, 7844, 9805, 10598, 13727, 15140, 19610, 21196, 26495, 27454, 28009, 39220, 40121, 52990, 54908, 56018, 68635, 80242, 105980, 112036, 137270, 140045, 160484, 196063, 200605, 274540, 280090, 280847, 392126, 401210, 560180, 561694, 784252, 802420, 980315, 1123388, 1404235, 1484477, 1960630, 2808470, 2968954, 3921260, 5616940, 5937908, 7422385, 10391339, 14844770, 20782678, 29689540, 41565356, 51956695, 103913390, 207826780]

約数ペア:

[(1, 207826780), (2, 103913390), (4, 51956695), (5, 41565356), (7, 29689540), (10, 20782678), (14, 14844770), (20, 10391339), (28, 7422385), (35, 5937908), (37, 5616940), (53, 3921260), (70, 2968954), (74, 2808470), (106, 1960630), (140, 1484477), (148, 1404235), (185, 1123388), (212, 980315), (259, 802420), (265, 784252), (370, 561694), (371, 560180), (518, 401210), (530, 392126), (740, 280847), (742, 280090), (757, 274540), (1036, 200605), (1060, 196063), (1295, 160484), (1484, 140045), (1514, 137270), (1855, 112036), (1961, 105980), (2590, 80242), (3028, 68635), (3710, 56018), (3785, 54908), (3922, 52990), (5180, 40121), (5299, 39220), (7420, 28009), (7570, 27454), (7844, 26495), (9805, 21196), (10598, 19610), (13727, 15140)]