121575720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1433}}^1$

素因数の和:1555

約数の個数: 128

約数和(自身を含む): 421251840

約数和(自身を除く): 299676120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1433, 1515, 2020, 2121, 2424, 2828, 2866, 3030, 3535, 4040, 4242, 4299, 5656, 5732, 6060, 7070, 7165, 8484, 8598, 10031, 10605, 11464, 12120, 14140, 14330, 16968, 17196, 20062, 21210, 21495, 28280, 28660, 30093, 34392, 40124, 42420, 42990, 50155, 57320, 60186, 80248, 84840, 85980, 100310, 120372, 144733, 150465, 171960, 200620, 240744, 289466, 300930, 401240, 434199, 578932, 601860, 723665, 868398, 1013131, 1157864, 1203720, 1447330, 1736796, 2026262, 2170995, 2894660, 3039393, 3473592, 4052524, 4341990, 5065655, 5789320, 6078786, 8105048, 8683980, 10131310, 12157572, 15196965, 17367960, 20262620, 24315144, 30393930, 40525240, 60787860, 121575720]

約数ペア:

[(1, 121575720), (2, 60787860), (3, 40525240), (4, 30393930), (5, 24315144), (6, 20262620), (7, 17367960), (8, 15196965), (10, 12157572), (12, 10131310), (14, 8683980), (15, 8105048), (20, 6078786), (21, 5789320), (24, 5065655), (28, 4341990), (30, 4052524), (35, 3473592), (40, 3039393), (42, 2894660), (56, 2170995), (60, 2026262), (70, 1736796), (84, 1447330), (101, 1203720), (105, 1157864), (120, 1013131), (140, 868398), (168, 723665), (202, 601860), (210, 578932), (280, 434199), (303, 401240), (404, 300930), (420, 289466), (505, 240744), (606, 200620), (707, 171960), (808, 150465), (840, 144733), (1010, 120372), (1212, 100310), (1414, 85980), (1433, 84840), (1515, 80248), (2020, 60186), (2121, 57320), (2424, 50155), (2828, 42990), (2866, 42420), (3030, 40124), (3535, 34392), (4040, 30093), (4242, 28660), (4299, 28280), (5656, 21495), (5732, 21210), (6060, 20062), (7070, 17196), (7165, 16968), (8484, 14330), (8598, 14140), (10031, 12120), (10605, 11464)]