280235160

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{829}}^1$

素因数の和:1162

約数の個数: 128

約数和(自身を含む): 938232000

約数和(自身を除く): 657996840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 313, 360, 540, 626, 829, 939, 1080, 1252, 1565, 1658, 1878, 2487, 2504, 2817, 3130, 3316, 3756, 4145, 4695, 4974, 5634, 6260, 6632, 7461, 7512, 8290, 8451, 9390, 9948, 11268, 12435, 12520, 14085, 14922, 16580, 16902, 18780, 19896, 22383, 22536, 24870, 28170, 29844, 33160, 33804, 37305, 37560, 42255, 44766, 49740, 56340, 59688, 67608, 74610, 84510, 89532, 99480, 111915, 112680, 149220, 169020, 179064, 223830, 259477, 298440, 338040, 447660, 518954, 778431, 895320, 1037908, 1297385, 1556862, 2075816, 2335293, 2594770, 3113724, 3892155, 4670586, 5189540, 6227448, 7005879, 7784310, 9341172, 10379080, 11676465, 14011758, 15568620, 18682344, 23352930, 28023516, 31137240, 35029395, 46705860, 56047032, 70058790, 93411720, 140117580, 280235160]

約数ペア:

[(1, 280235160), (2, 140117580), (3, 93411720), (4, 70058790), (5, 56047032), (6, 46705860), (8, 35029395), (9, 31137240), (10, 28023516), (12, 23352930), (15, 18682344), (18, 15568620), (20, 14011758), (24, 11676465), (27, 10379080), (30, 9341172), (36, 7784310), (40, 7005879), (45, 6227448), (54, 5189540), (60, 4670586), (72, 3892155), (90, 3113724), (108, 2594770), (120, 2335293), (135, 2075816), (180, 1556862), (216, 1297385), (270, 1037908), (313, 895320), (360, 778431), (540, 518954), (626, 447660), (829, 338040), (939, 298440), (1080, 259477), (1252, 223830), (1565, 179064), (1658, 169020), (1878, 149220), (2487, 112680), (2504, 111915), (2817, 99480), (3130, 89532), (3316, 84510), (3756, 74610), (4145, 67608), (4695, 59688), (4974, 56340), (5634, 49740), (6260, 44766), (6632, 42255), (7461, 37560), (7512, 37305), (8290, 33804), (8451, 33160), (9390, 29844), (9948, 28170), (11268, 24870), (12435, 22536), (12520, 22383), (14085, 19896), (14922, 18780), (16580, 16902)]