155449980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123373}}^1$

素因数の和:123395

約数の個数: 72

約数和(自身を含む): 538897632

約数和(自身を除く): 383447652

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, 123373, 246746, 370119, 493492, 616865, 740238, 863611, 1110357, 1233730, 1480476, 1727222, 1850595, 2220714, 2467460, 2590833, 3454444, 3701190, 4318055, 4441428, 5181666, 5551785, 7402380, 7772499, 8636110, 10363332, 11103570, 12954165, 15544998, 17272220, 22207140, 25908330, 31089996, 38862495, 51816660, 77724990, 155449980]

約数ペア:

[(1, 155449980), (2, 77724990), (3, 51816660), (4, 38862495), (5, 31089996), (6, 25908330), (7, 22207140), (9, 17272220), (10, 15544998), (12, 12954165), (14, 11103570), (15, 10363332), (18, 8636110), (20, 7772499), (21, 7402380), (28, 5551785), (30, 5181666), (35, 4441428), (36, 4318055), (42, 3701190), (45, 3454444), (60, 2590833), (63, 2467460), (70, 2220714), (84, 1850595), (90, 1727222), (105, 1480476), (126, 1233730), (140, 1110357), (180, 863611), (210, 740238), (252, 616865), (315, 493492), (420, 370119), (630, 246746), (1260, 123373)]