63554820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{389}}^2$

素因数の和:797

約数の個数: 72

約数和(自身を含む): 203899584

約数和(自身を除く): 140344764

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 389, 420, 778, 1167, 1556, 1945, 2334, 2723, 3890, 4668, 5446, 5835, 7780, 8169, 10892, 11670, 13615, 16338, 23340, 27230, 32676, 40845, 54460, 81690, 151321, 163380, 302642, 453963, 605284, 756605, 907926, 1059247, 1513210, 1815852, 2118494, 2269815, 3026420, 3177741, 4236988, 4539630, 5296235, 6355482, 9079260, 10592470, 12710964, 15888705, 21184940, 31777410, 63554820]

約数ペア:

[(1, 63554820), (2, 31777410), (3, 21184940), (4, 15888705), (5, 12710964), (6, 10592470), (7, 9079260), (10, 6355482), (12, 5296235), (14, 4539630), (15, 4236988), (20, 3177741), (21, 3026420), (28, 2269815), (30, 2118494), (35, 1815852), (42, 1513210), (60, 1059247), (70, 907926), (84, 756605), (105, 605284), (140, 453963), (210, 302642), (389, 163380), (420, 151321), (778, 81690), (1167, 54460), (1556, 40845), (1945, 32676), (2334, 27230), (2723, 23340), (3890, 16338), (4668, 13615), (5446, 11670), (5835, 10892), (7780, 8169)]