209675700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17921}}^1$

素因数の和:17954

約数の個数: 108

約数和(自身を含む): 707811468

約数和(自身を除く): 498135768

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 25, 26, 30, 36, 39, 45, 50, 52, 60, 65, 75, 78, 90, 100, 117, 130, 150, 156, 180, 195, 225, 234, 260, 300, 325, 390, 450, 468, 585, 650, 780, 900, 975, 1170, 1300, 1950, 2340, 2925, 3900, 5850, 11700, 17921, 35842, 53763, 71684, 89605, 107526, 161289, 179210, 215052, 232973, 268815, 322578, 358420, 448025, 465946, 537630, 645156, 698919, 806445, 896050, 931892, 1075260, 1164865, 1344075, 1397838, 1612890, 1792100, 2096757, 2329730, 2688150, 2795676, 3225780, 3494595, 4032225, 4193514, 4659460, 5376300, 5824325, 6989190, 8064450, 8387028, 10483785, 11648650, 13978380, 16128900, 17472975, 20967570, 23297300, 34945950, 41935140, 52418925, 69891900, 104837850, 209675700]

約数ペア:

[(1, 209675700), (2, 104837850), (3, 69891900), (4, 52418925), (5, 41935140), (6, 34945950), (9, 23297300), (10, 20967570), (12, 17472975), (13, 16128900), (15, 13978380), (18, 11648650), (20, 10483785), (25, 8387028), (26, 8064450), (30, 6989190), (36, 5824325), (39, 5376300), (45, 4659460), (50, 4193514), (52, 4032225), (60, 3494595), (65, 3225780), (75, 2795676), (78, 2688150), (90, 2329730), (100, 2096757), (117, 1792100), (130, 1612890), (150, 1397838), (156, 1344075), (180, 1164865), (195, 1075260), (225, 931892), (234, 896050), (260, 806445), (300, 698919), (325, 645156), (390, 537630), (450, 465946), (468, 448025), (585, 358420), (650, 322578), (780, 268815), (900, 232973), (975, 215052), (1170, 179210), (1300, 161289), (1950, 107526), (2340, 89605), (2925, 71684), (3900, 53763), (5850, 35842), (11700, 17921)]