3801420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{431}}^1$

素因数の和:460

約数の個数: 108

約数和(自身を含む): 13444704

約数和(自身を除く): 9643284

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 431, 441, 490, 588, 630, 735, 862, 882, 980, 1260, 1293, 1470, 1724, 1764, 2155, 2205, 2586, 2940, 3017, 3879, 4310, 4410, 5172, 6034, 6465, 7758, 8620, 8820, 9051, 12068, 12930, 15085, 15516, 18102, 19395, 21119, 25860, 27153, 30170, 36204, 38790, 42238, 45255, 54306, 60340, 63357, 77580, 84476, 90510, 105595, 108612, 126714, 135765, 181020, 190071, 211190, 253428, 271530, 316785, 380142, 422380, 543060, 633570, 760284, 950355, 1267140, 1900710, 3801420]

約数ペア:

[(1, 3801420), (2, 1900710), (3, 1267140), (4, 950355), (5, 760284), (6, 633570), (7, 543060), (9, 422380), (10, 380142), (12, 316785), (14, 271530), (15, 253428), (18, 211190), (20, 190071), (21, 181020), (28, 135765), (30, 126714), (35, 108612), (36, 105595), (42, 90510), (45, 84476), (49, 77580), (60, 63357), (63, 60340), (70, 54306), (84, 45255), (90, 42238), (98, 38790), (105, 36204), (126, 30170), (140, 27153), (147, 25860), (180, 21119), (196, 19395), (210, 18102), (245, 15516), (252, 15085), (294, 12930), (315, 12068), (420, 9051), (431, 8820), (441, 8620), (490, 7758), (588, 6465), (630, 6034), (735, 5172), (862, 4410), (882, 4310), (980, 3879), (1260, 3017), (1293, 2940), (1470, 2586), (1724, 2205), (1764, 2155)]