242672820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{739}}^1$

素因数の和:1185

約数の個数: 96

約数和(自身を含む): 734482560

約数和(自身を除く): 491809740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 421, 739, 780, 842, 1263, 1478, 1684, 2105, 2217, 2526, 2956, 3695, 4210, 4434, 5052, 5473, 6315, 7390, 8420, 8868, 9607, 10946, 11085, 12630, 14780, 16419, 19214, 21892, 22170, 25260, 27365, 28821, 32838, 38428, 44340, 48035, 54730, 57642, 65676, 82095, 96070, 109460, 115284, 144105, 164190, 192140, 288210, 311119, 328380, 576420, 622238, 933357, 1244476, 1555595, 1866714, 3111190, 3733428, 4044547, 4666785, 6222380, 8089094, 9333570, 12133641, 16178188, 18667140, 20222735, 24267282, 40445470, 48534564, 60668205, 80890940, 121336410, 242672820]

約数ペア:

[(1, 242672820), (2, 121336410), (3, 80890940), (4, 60668205), (5, 48534564), (6, 40445470), (10, 24267282), (12, 20222735), (13, 18667140), (15, 16178188), (20, 12133641), (26, 9333570), (30, 8089094), (39, 6222380), (52, 4666785), (60, 4044547), (65, 3733428), (78, 3111190), (130, 1866714), (156, 1555595), (195, 1244476), (260, 933357), (390, 622238), (421, 576420), (739, 328380), (780, 311119), (842, 288210), (1263, 192140), (1478, 164190), (1684, 144105), (2105, 115284), (2217, 109460), (2526, 96070), (2956, 82095), (3695, 65676), (4210, 57642), (4434, 54730), (5052, 48035), (5473, 44340), (6315, 38428), (7390, 32838), (8420, 28821), (8868, 27365), (9607, 25260), (10946, 22170), (11085, 21892), (12630, 19214), (14780, 16419)]