22212120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1$

素因数の和:905

約数の個数: 128

約数和(自身を含む): 78704640

約数和(自身を除く): 56492520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 853, 868, 930, 1085, 1240, 1302, 1706, 1736, 1860, 2170, 2559, 2604, 3255, 3412, 3720, 4265, 4340, 5118, 5208, 5971, 6510, 6824, 8530, 8680, 10236, 11942, 12795, 13020, 17060, 17913, 20472, 23884, 25590, 26040, 26443, 29855, 34120, 35826, 47768, 51180, 52886, 59710, 71652, 79329, 89565, 102360, 105772, 119420, 132215, 143304, 158658, 179130, 185101, 211544, 238840, 264430, 317316, 358260, 370202, 396645, 528860, 555303, 634632, 716520, 740404, 793290, 925505, 1057720, 1110606, 1480808, 1586580, 1851010, 2221212, 2776515, 3173160, 3702020, 4442424, 5553030, 7404040, 11106060, 22212120]

約数ペア:

[(1, 22212120), (2, 11106060), (3, 7404040), (4, 5553030), (5, 4442424), (6, 3702020), (7, 3173160), (8, 2776515), (10, 2221212), (12, 1851010), (14, 1586580), (15, 1480808), (20, 1110606), (21, 1057720), (24, 925505), (28, 793290), (30, 740404), (31, 716520), (35, 634632), (40, 555303), (42, 528860), (56, 396645), (60, 370202), (62, 358260), (70, 317316), (84, 264430), (93, 238840), (105, 211544), (120, 185101), (124, 179130), (140, 158658), (155, 143304), (168, 132215), (186, 119420), (210, 105772), (217, 102360), (248, 89565), (280, 79329), (310, 71652), (372, 59710), (420, 52886), (434, 51180), (465, 47768), (620, 35826), (651, 34120), (744, 29855), (840, 26443), (853, 26040), (868, 25590), (930, 23884), (1085, 20472), (1240, 17913), (1302, 17060), (1706, 13020), (1736, 12795), (1860, 11942), (2170, 10236), (2559, 8680), (2604, 8530), (3255, 6824), (3412, 6510), (3720, 5971), (4265, 5208), (4340, 5118)]