513829260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{407801}}^1$

素因数の和:407823

約数の個数: 72

約数和(自身を含む): 1781279136

約数和(自身を除く): 1267449876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 407801, 815602, 1223403, 1631204, 2039005, 2446806, 2854607, 3670209, 4078010, 4893612, 5709214, 6117015, 7340418, 8156020, 8563821, 11418428, 12234030, 14273035, 14680836, 17127642, 18351045, 24468060, 25691463, 28546070, 34255284, 36702090, 42819105, 51382926, 57092140, 73404180, 85638210, 102765852, 128457315, 171276420, 256914630, 513829260]

約数ペア:

[(1, 513829260), (2, 256914630), (3, 171276420), (4, 128457315), (5, 102765852), (6, 85638210), (7, 73404180), (9, 57092140), (10, 51382926), (12, 42819105), (14, 36702090), (15, 34255284), (18, 28546070), (20, 25691463), (21, 24468060), (28, 18351045), (30, 17127642), (35, 14680836), (36, 14273035), (42, 12234030), (45, 11418428), (60, 8563821), (63, 8156020), (70, 7340418), (84, 6117015), (90, 5709214), (105, 4893612), (126, 4078010), (140, 3670209), (180, 2854607), (210, 2446806), (252, 2039005), (315, 1631204), (420, 1223403), (630, 815602), (1260, 407801)]