161663760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7243}}^1$

素因数の和:7293

約数の個数: 120

約数和(自身を含む): 560511744

約数和(自身を除く): 398847984

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7243, 7440, 11160, 14486, 21729, 22320, 28972, 36215, 43458, 57944, 65187, 72430, 86916, 108645, 115888, 130374, 144860, 173832, 217290, 224533, 260748, 289720, 325935, 347664, 434580, 449066, 521496, 579440, 651870, 673599, 869160, 898132, 1042992, 1122665, 1303740, 1347198, 1738320, 1796264, 2020797, 2245330, 2607480, 2694396, 3367995, 3592528, 4041594, 4490660, 5214960, 5388792, 6735990, 8083188, 8981320, 10103985, 10777584, 13471980, 16166376, 17962640, 20207970, 26943960, 32332752, 40415940, 53887920, 80831880, 161663760]

約数ペア:

[(1, 161663760), (2, 80831880), (3, 53887920), (4, 40415940), (5, 32332752), (6, 26943960), (8, 20207970), (9, 17962640), (10, 16166376), (12, 13471980), (15, 10777584), (16, 10103985), (18, 8981320), (20, 8083188), (24, 6735990), (30, 5388792), (31, 5214960), (36, 4490660), (40, 4041594), (45, 3592528), (48, 3367995), (60, 2694396), (62, 2607480), (72, 2245330), (80, 2020797), (90, 1796264), (93, 1738320), (120, 1347198), (124, 1303740), (144, 1122665), (155, 1042992), (180, 898132), (186, 869160), (240, 673599), (248, 651870), (279, 579440), (310, 521496), (360, 449066), (372, 434580), (465, 347664), (496, 325935), (558, 289720), (620, 260748), (720, 224533), (744, 217290), (930, 173832), (1116, 144860), (1240, 130374), (1395, 115888), (1488, 108645), (1860, 86916), (2232, 72430), (2480, 65187), (2790, 57944), (3720, 43458), (4464, 36215), (5580, 28972), (7243, 22320), (7440, 21729), (11160, 14486)]