261000108

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{241}}^1\times {\mathrm{449}}^1$

素因数の和:767

約数の個数: 72

約数和(自身を含む): 673873200

約数和(自身を除く): 412873092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 241, 268, 402, 449, 482, 603, 723, 804, 898, 964, 1206, 1347, 1446, 1796, 2169, 2412, 2694, 2892, 4041, 4338, 5388, 8082, 8676, 16147, 16164, 30083, 32294, 48441, 60166, 64588, 90249, 96882, 108209, 120332, 145323, 180498, 193764, 216418, 270747, 290646, 324627, 360996, 432836, 541494, 581292, 649254, 973881, 1082988, 1298508, 1947762, 3895524, 7250003, 14500006, 21750009, 29000012, 43500018, 65250027, 87000036, 130500054, 261000108]

約数ペア:

[(1, 261000108), (2, 130500054), (3, 87000036), (4, 65250027), (6, 43500018), (9, 29000012), (12, 21750009), (18, 14500006), (36, 7250003), (67, 3895524), (134, 1947762), (201, 1298508), (241, 1082988), (268, 973881), (402, 649254), (449, 581292), (482, 541494), (603, 432836), (723, 360996), (804, 324627), (898, 290646), (964, 270747), (1206, 216418), (1347, 193764), (1446, 180498), (1796, 145323), (2169, 120332), (2412, 108209), (2694, 96882), (2892, 90249), (4041, 64588), (4338, 60166), (5388, 48441), (8082, 32294), (8676, 30083), (16147, 16164)]