31270320

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:520

約数の個数: 160

約数和(自身を含む): 111421440

約数和(自身を除く): 80151120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 90, 93, 108, 120, 124, 135, 144, 155, 180, 186, 216, 240, 248, 270, 279, 310, 360, 372, 432, 465, 467, 496, 540, 558, 620, 720, 744, 837, 930, 934, 1080, 1116, 1240, 1395, 1401, 1488, 1674, 1860, 1868, 2160, 2232, 2335, 2480, 2790, 2802, 3348, 3720, 3736, 4185, 4203, 4464, 4670, 5580, 5604, 6696, 7005, 7440, 7472, 8370, 8406, 9340, 11160, 11208, 12609, 13392, 14010, 14477, 16740, 16812, 18680, 21015, 22320, 22416, 25218, 28020, 28954, 33480, 33624, 37360, 42030, 43431, 50436, 56040, 57908, 63045, 66960, 67248, 72385, 84060, 86862, 100872, 112080, 115816, 126090, 130293, 144770, 168120, 173724, 201744, 217155, 231632, 252180, 260586, 289540, 336240, 347448, 390879, 434310, 504360, 521172, 579080, 651465, 694896, 781758, 868620, 1008720, 1042344, 1158160, 1302930, 1563516, 1737240, 1954395, 2084688, 2605860, 3127032, 3474480, 3908790, 5211720, 6254064, 7817580, 10423440, 15635160, 31270320]

約数ペア:

[(1, 31270320), (2, 15635160), (3, 10423440), (4, 7817580), (5, 6254064), (6, 5211720), (8, 3908790), (9, 3474480), (10, 3127032), (12, 2605860), (15, 2084688), (16, 1954395), (18, 1737240), (20, 1563516), (24, 1302930), (27, 1158160), (30, 1042344), (31, 1008720), (36, 868620), (40, 781758), (45, 694896), (48, 651465), (54, 579080), (60, 521172), (62, 504360), (72, 434310), (80, 390879), (90, 347448), (93, 336240), (108, 289540), (120, 260586), (124, 252180), (135, 231632), (144, 217155), (155, 201744), (180, 173724), (186, 168120), (216, 144770), (240, 130293), (248, 126090), (270, 115816), (279, 112080), (310, 100872), (360, 86862), (372, 84060), (432, 72385), (465, 67248), (467, 66960), (496, 63045), (540, 57908), (558, 56040), (620, 50436), (720, 43431), (744, 42030), (837, 37360), (930, 33624), (934, 33480), (1080, 28954), (1116, 28020), (1240, 25218), (1395, 22416), (1401, 22320), (1488, 21015), (1674, 18680), (1860, 16812), (1868, 16740), (2160, 14477), (2232, 14010), (2335, 13392), (2480, 12609), (2790, 11208), (2802, 11160), (3348, 9340), (3720, 8406), (3736, 8370), (4185, 7472), (4203, 7440), (4464, 7005), (4670, 6696), (5580, 5604)]