77575140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{631}}^1\times {\mathrm{683}}^1$

素因数の和:1329

約数の個数: 72

約数和(自身を含む): 236029248

約数和(自身を除く): 158454108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 631, 683, 1262, 1366, 1893, 2049, 2524, 2732, 3155, 3415, 3786, 4098, 5679, 6147, 6310, 6830, 7572, 8196, 9465, 10245, 11358, 12294, 12620, 13660, 18930, 20490, 22716, 24588, 28395, 30735, 37860, 40980, 56790, 61470, 113580, 122940, 430973, 861946, 1292919, 1723892, 2154865, 2585838, 3878757, 4309730, 5171676, 6464595, 7757514, 8619460, 12929190, 15515028, 19393785, 25858380, 38787570, 77575140]

約数ペア:

[(1, 77575140), (2, 38787570), (3, 25858380), (4, 19393785), (5, 15515028), (6, 12929190), (9, 8619460), (10, 7757514), (12, 6464595), (15, 5171676), (18, 4309730), (20, 3878757), (30, 2585838), (36, 2154865), (45, 1723892), (60, 1292919), (90, 861946), (180, 430973), (631, 122940), (683, 113580), (1262, 61470), (1366, 56790), (1893, 40980), (2049, 37860), (2524, 30735), (2732, 28395), (3155, 24588), (3415, 22716), (3786, 20490), (4098, 18930), (5679, 13660), (6147, 12620), (6310, 12294), (6830, 11358), (7572, 10245), (8196, 9465)]