331237920

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{487}}^1$

素因数の和:627

約数の個数: 192

約数和(自身を含む): 1136298240

約数和(自身を除く): 805060320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 80, 96, 104, 109, 120, 130, 156, 160, 195, 208, 218, 240, 260, 312, 327, 390, 416, 436, 480, 487, 520, 545, 624, 654, 780, 872, 974, 1040, 1090, 1248, 1308, 1417, 1461, 1560, 1635, 1744, 1948, 2080, 2180, 2435, 2616, 2834, 2922, 3120, 3270, 3488, 3896, 4251, 4360, 4870, 5232, 5668, 5844, 6240, 6331, 6540, 7085, 7305, 7792, 8502, 8720, 9740, 10464, 11336, 11688, 12662, 13080, 14170, 14610, 15584, 17004, 17440, 18993, 19480, 21255, 22672, 23376, 25324, 26160, 28340, 29220, 31655, 34008, 37986, 38960, 42510, 45344, 46752, 50648, 52320, 53083, 56680, 58440, 63310, 68016, 75972, 77920, 85020, 94965, 101296, 106166, 113360, 116880, 126620, 136032, 151944, 159249, 170040, 189930, 202592, 212332, 226720, 233760, 253240, 265415, 303888, 318498, 340080, 379860, 424664, 506480, 530830, 607776, 636996, 680160, 690079, 759720, 796245, 849328, 1012960, 1061660, 1273992, 1380158, 1519440, 1592490, 1698656, 2070237, 2123320, 2547984, 2760316, 3038880, 3184980, 3450395, 4140474, 4246640, 5095968, 5520632, 6369960, 6900790, 8280948, 8493280, 10351185, 11041264, 12739920, 13801580, 16561896, 20702370, 22082528, 25479840, 27603160, 33123792, 41404740, 55206320, 66247584, 82809480, 110412640, 165618960, 331237920]

約数ペア:

[(1, 331237920), (2, 165618960), (3, 110412640), (4, 82809480), (5, 66247584), (6, 55206320), (8, 41404740), (10, 33123792), (12, 27603160), (13, 25479840), (15, 22082528), (16, 20702370), (20, 16561896), (24, 13801580), (26, 12739920), (30, 11041264), (32, 10351185), (39, 8493280), (40, 8280948), (48, 6900790), (52, 6369960), (60, 5520632), (65, 5095968), (78, 4246640), (80, 4140474), (96, 3450395), (104, 3184980), (109, 3038880), (120, 2760316), (130, 2547984), (156, 2123320), (160, 2070237), (195, 1698656), (208, 1592490), (218, 1519440), (240, 1380158), (260, 1273992), (312, 1061660), (327, 1012960), (390, 849328), (416, 796245), (436, 759720), (480, 690079), (487, 680160), (520, 636996), (545, 607776), (624, 530830), (654, 506480), (780, 424664), (872, 379860), (974, 340080), (1040, 318498), (1090, 303888), (1248, 265415), (1308, 253240), (1417, 233760), (1461, 226720), (1560, 212332), (1635, 202592), (1744, 189930), (1948, 170040), (2080, 159249), (2180, 151944), (2435, 136032), (2616, 126620), (2834, 116880), (2922, 113360), (3120, 106166), (3270, 101296), (3488, 94965), (3896, 85020), (4251, 77920), (4360, 75972), (4870, 68016), (5232, 63310), (5668, 58440), (5844, 56680), (6240, 53083), (6331, 52320), (6540, 50648), (7085, 46752), (7305, 45344), (7792, 42510), (8502, 38960), (8720, 37986), (9740, 34008), (10464, 31655), (11336, 29220), (11688, 28340), (12662, 26160), (13080, 25324), (14170, 23376), (14610, 22672), (15584, 21255), (17004, 19480), (17440, 18993)]