213940440

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{9433}}^1$

素因数の和:9463

約数の個数: 160

約数和(自身を含む): 821890080

約数和(自身を除く): 607949640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 210, 216, 252, 270, 280, 315, 324, 360, 378, 405, 420, 504, 540, 567, 630, 648, 756, 810, 840, 945, 1080, 1134, 1260, 1512, 1620, 1890, 2268, 2520, 2835, 3240, 3780, 4536, 5670, 7560, 9433, 11340, 18866, 22680, 28299, 37732, 47165, 56598, 66031, 75464, 84897, 94330, 113196, 132062, 141495, 169794, 188660, 198093, 226392, 254691, 264124, 282990, 330155, 339588, 377320, 396186, 424485, 509382, 528248, 565980, 594279, 660310, 679176, 764073, 792372, 848970, 990465, 1018764, 1131960, 1188558, 1273455, 1320620, 1528146, 1584744, 1697940, 1782837, 1980930, 2037528, 2377116, 2546910, 2641240, 2971395, 3056292, 3395880, 3565674, 3820365, 3961860, 4754232, 5093820, 5348511, 5942790, 6112584, 7131348, 7640730, 7923720, 8914185, 10187640, 10697022, 11885580, 14262696, 15281460, 17828370, 21394044, 23771160, 26742555, 30562920, 35656740, 42788088, 53485110, 71313480, 106970220, 213940440]

約数ペア:

[(1, 213940440), (2, 106970220), (3, 71313480), (4, 53485110), (5, 42788088), (6, 35656740), (7, 30562920), (8, 26742555), (9, 23771160), (10, 21394044), (12, 17828370), (14, 15281460), (15, 14262696), (18, 11885580), (20, 10697022), (21, 10187640), (24, 8914185), (27, 7923720), (28, 7640730), (30, 7131348), (35, 6112584), (36, 5942790), (40, 5348511), (42, 5093820), (45, 4754232), (54, 3961860), (56, 3820365), (60, 3565674), (63, 3395880), (70, 3056292), (72, 2971395), (81, 2641240), (84, 2546910), (90, 2377116), (105, 2037528), (108, 1980930), (120, 1782837), (126, 1697940), (135, 1584744), (140, 1528146), (162, 1320620), (168, 1273455), (180, 1188558), (189, 1131960), (210, 1018764), (216, 990465), (252, 848970), (270, 792372), (280, 764073), (315, 679176), (324, 660310), (360, 594279), (378, 565980), (405, 528248), (420, 509382), (504, 424485), (540, 396186), (567, 377320), (630, 339588), (648, 330155), (756, 282990), (810, 264124), (840, 254691), (945, 226392), (1080, 198093), (1134, 188660), (1260, 169794), (1512, 141495), (1620, 132062), (1890, 113196), (2268, 94330), (2520, 84897), (2835, 75464), (3240, 66031), (3780, 56598), (4536, 47165), (5670, 37732), (7560, 28299), (9433, 22680), (11340, 18866)]