149586640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 420687360

約数和(自身を除く): 271100720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 56, 58, 61, 70, 80, 112, 116, 122, 140, 145, 151, 203, 232, 244, 280, 290, 302, 305, 406, 427, 464, 488, 560, 580, 604, 610, 755, 812, 854, 976, 1015, 1057, 1160, 1208, 1220, 1510, 1624, 1708, 1769, 2030, 2114, 2135, 2320, 2416, 2440, 3020, 3248, 3416, 3538, 4060, 4228, 4270, 4379, 4880, 5285, 6040, 6832, 7076, 8120, 8456, 8540, 8758, 8845, 9211, 10570, 12080, 12383, 14152, 16240, 16912, 17080, 17516, 17690, 18422, 21140, 21895, 24766, 28304, 30653, 34160, 35032, 35380, 36844, 42280, 43790, 46055, 49532, 61306, 61915, 64477, 70064, 70760, 73688, 84560, 87580, 92110, 99064, 122612, 123830, 128954, 141520, 147376, 153265, 175160, 184220, 198128, 245224, 247660, 257908, 267119, 306530, 322385, 350320, 368440, 490448, 495320, 515816, 534238, 613060, 644770, 736880, 990640, 1031632, 1068476, 1226120, 1289540, 1335595, 1869833, 2136952, 2452240, 2579080, 2671190, 3739666, 4273904, 5158160, 5342380, 7479332, 9349165, 10684760, 14958664, 18698330, 21369520, 29917328, 37396660, 74793320, 149586640]

約数ペア:

[(1, 149586640), (2, 74793320), (4, 37396660), (5, 29917328), (7, 21369520), (8, 18698330), (10, 14958664), (14, 10684760), (16, 9349165), (20, 7479332), (28, 5342380), (29, 5158160), (35, 4273904), (40, 3739666), (56, 2671190), (58, 2579080), (61, 2452240), (70, 2136952), (80, 1869833), (112, 1335595), (116, 1289540), (122, 1226120), (140, 1068476), (145, 1031632), (151, 990640), (203, 736880), (232, 644770), (244, 613060), (280, 534238), (290, 515816), (302, 495320), (305, 490448), (406, 368440), (427, 350320), (464, 322385), (488, 306530), (560, 267119), (580, 257908), (604, 247660), (610, 245224), (755, 198128), (812, 184220), (854, 175160), (976, 153265), (1015, 147376), (1057, 141520), (1160, 128954), (1208, 123830), (1220, 122612), (1510, 99064), (1624, 92110), (1708, 87580), (1769, 84560), (2030, 73688), (2114, 70760), (2135, 70064), (2320, 64477), (2416, 61915), (2440, 61306), (3020, 49532), (3248, 46055), (3416, 43790), (3538, 42280), (4060, 36844), (4228, 35380), (4270, 35032), (4379, 34160), (4880, 30653), (5285, 28304), (6040, 24766), (6832, 21895), (7076, 21140), (8120, 18422), (8456, 17690), (8540, 17516), (8758, 17080), (8845, 16912), (9211, 16240), (10570, 14152), (12080, 12383)]