40378548

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1597}}^1$

素因数の和:1661

約数の個数: 72

約数和(自身を含む): 112217952

約数和(自身を除く): 71839404

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 49, 84, 86, 98, 129, 147, 172, 196, 258, 294, 301, 516, 588, 602, 903, 1204, 1597, 1806, 2107, 3194, 3612, 4214, 4791, 6321, 6388, 8428, 9582, 11179, 12642, 19164, 22358, 25284, 33537, 44716, 67074, 68671, 78253, 134148, 137342, 156506, 206013, 234759, 274684, 313012, 412026, 469518, 480697, 824052, 939036, 961394, 1442091, 1922788, 2884182, 3364879, 5768364, 6729758, 10094637, 13459516, 20189274, 40378548]

約数ペア:

[(1, 40378548), (2, 20189274), (3, 13459516), (4, 10094637), (6, 6729758), (7, 5768364), (12, 3364879), (14, 2884182), (21, 1922788), (28, 1442091), (42, 961394), (43, 939036), (49, 824052), (84, 480697), (86, 469518), (98, 412026), (129, 313012), (147, 274684), (172, 234759), (196, 206013), (258, 156506), (294, 137342), (301, 134148), (516, 78253), (588, 68671), (602, 67074), (903, 44716), (1204, 33537), (1597, 25284), (1806, 22358), (2107, 19164), (3194, 12642), (3612, 11179), (4214, 9582), (4791, 8428), (6321, 6388)]