74754540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{751}}^1$

素因数の和:852

約数の個数: 144

約数和(自身を含む): 262778880

約数和(自身を除く): 188024340

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, 79, 84, 90, 105, 126, 140, 158, 180, 210, 237, 252, 315, 316, 395, 420, 474, 553, 630, 711, 751, 790, 948, 1106, 1185, 1260, 1422, 1502, 1580, 1659, 2212, 2253, 2370, 2765, 2844, 3004, 3318, 3555, 3755, 4506, 4740, 4977, 5257, 5530, 6636, 6759, 7110, 7510, 8295, 9012, 9954, 10514, 11060, 11265, 13518, 14220, 15020, 15771, 16590, 19908, 21028, 22530, 24885, 26285, 27036, 31542, 33180, 33795, 45060, 47313, 49770, 52570, 59329, 63084, 67590, 78855, 94626, 99540, 105140, 118658, 135180, 157710, 177987, 189252, 236565, 237316, 296645, 315420, 355974, 415303, 473130, 533961, 593290, 711948, 830606, 889935, 946260, 1067922, 1186580, 1245909, 1661212, 1779870, 2076515, 2135844, 2491818, 2669805, 3559740, 3737727, 4153030, 4983636, 5339610, 6229545, 7475454, 8306060, 10679220, 12459090, 14950908, 18688635, 24918180, 37377270, 74754540]

約数ペア:

[(1, 74754540), (2, 37377270), (3, 24918180), (4, 18688635), (5, 14950908), (6, 12459090), (7, 10679220), (9, 8306060), (10, 7475454), (12, 6229545), (14, 5339610), (15, 4983636), (18, 4153030), (20, 3737727), (21, 3559740), (28, 2669805), (30, 2491818), (35, 2135844), (36, 2076515), (42, 1779870), (45, 1661212), (60, 1245909), (63, 1186580), (70, 1067922), (79, 946260), (84, 889935), (90, 830606), (105, 711948), (126, 593290), (140, 533961), (158, 473130), (180, 415303), (210, 355974), (237, 315420), (252, 296645), (315, 237316), (316, 236565), (395, 189252), (420, 177987), (474, 157710), (553, 135180), (630, 118658), (711, 105140), (751, 99540), (790, 94626), (948, 78855), (1106, 67590), (1185, 63084), (1260, 59329), (1422, 52570), (1502, 49770), (1580, 47313), (1659, 45060), (2212, 33795), (2253, 33180), (2370, 31542), (2765, 27036), (2844, 26285), (3004, 24885), (3318, 22530), (3555, 21028), (3755, 19908), (4506, 16590), (4740, 15771), (4977, 15020), (5257, 14220), (5530, 13518), (6636, 11265), (6759, 11060), (7110, 10514), (7510, 9954), (8295, 9012)]