220578120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{179}}^1$

素因数の和:369

約数の個数: 256

約数和(自身を含む): 850176000

約数和(自身を除く): 629597880

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, 84, 90, 105, 108, 120, 126, 135, 140, 163, 168, 179, 180, 189, 210, 216, 252, 270, 280, 315, 326, 358, 360, 378, 420, 489, 504, 537, 540, 630, 652, 716, 756, 815, 840, 895, 945, 978, 1074, 1080, 1141, 1253, 1260, 1304, 1432, 1467, 1512, 1611, 1630, 1790, 1890, 1956, 2148, 2282, 2445, 2506, 2520, 2685, 2934, 3222, 3260, 3423, 3580, 3759, 3780, 3912, 4296, 4401, 4564, 4833, 4890, 5012, 5370, 5705, 5868, 6265, 6444, 6520, 6846, 7160, 7335, 7518, 7560, 8055, 8802, 9128, 9666, 9780, 10024, 10269, 10740, 11277, 11410, 11736, 12530, 12888, 13692, 14670, 15036, 16110, 17115, 17604, 18795, 19332, 19560, 20538, 21480, 22005, 22554, 22820, 24165, 25060, 27384, 29177, 29340, 30072, 30807, 32220, 33831, 34230, 35208, 37590, 38664, 41076, 44010, 45108, 45640, 48330, 50120, 51345, 56385, 58354, 58680, 61614, 64440, 67662, 68460, 75180, 82152, 87531, 88020, 90216, 96660, 102690, 112770, 116708, 123228, 135324, 136920, 145885, 150360, 154035, 169155, 175062, 176040, 193320, 204239, 205380, 225540, 233416, 246456, 262593, 270648, 291770, 308070, 338310, 350124, 408478, 410760, 437655, 451080, 525186, 583540, 612717, 616140, 676620, 700248, 787779, 816956, 875310, 1021195, 1050372, 1167080, 1225434, 1232280, 1312965, 1353240, 1575558, 1633912, 1750620, 1838151, 2042390, 2100744, 2450868, 2625930, 3063585, 3151116, 3501240, 3676302, 3938895, 4084780, 4901736, 5251860, 5514453, 6127170, 6302232, 7352604, 7877790, 8169560, 9190755, 10503720, 11028906, 12254340, 14705208, 15755580, 18381510, 22057812, 24508680, 27572265, 31511160, 36763020, 44115624, 55144530, 73526040, 110289060, 220578120]

約数ペア:

[(1, 220578120), (2, 110289060), (3, 73526040), (4, 55144530), (5, 44115624), (6, 36763020), (7, 31511160), (8, 27572265), (9, 24508680), (10, 22057812), (12, 18381510), (14, 15755580), (15, 14705208), (18, 12254340), (20, 11028906), (21, 10503720), (24, 9190755), (27, 8169560), (28, 7877790), (30, 7352604), (35, 6302232), (36, 6127170), (40, 5514453), (42, 5251860), (45, 4901736), (54, 4084780), (56, 3938895), (60, 3676302), (63, 3501240), (70, 3151116), (72, 3063585), (84, 2625930), (90, 2450868), (105, 2100744), (108, 2042390), (120, 1838151), (126, 1750620), (135, 1633912), (140, 1575558), (163, 1353240), (168, 1312965), (179, 1232280), (180, 1225434), (189, 1167080), (210, 1050372), (216, 1021195), (252, 875310), (270, 816956), (280, 787779), (315, 700248), (326, 676620), (358, 616140), (360, 612717), (378, 583540), (420, 525186), (489, 451080), (504, 437655), (537, 410760), (540, 408478), (630, 350124), (652, 338310), (716, 308070), (756, 291770), (815, 270648), (840, 262593), (895, 246456), (945, 233416), (978, 225540), (1074, 205380), (1080, 204239), (1141, 193320), (1253, 176040), (1260, 175062), (1304, 169155), (1432, 154035), (1467, 150360), (1512, 145885), (1611, 136920), (1630, 135324), (1790, 123228), (1890, 116708), (1956, 112770), (2148, 102690), (2282, 96660), (2445, 90216), (2506, 88020), (2520, 87531), (2685, 82152), (2934, 75180), (3222, 68460), (3260, 67662), (3423, 64440), (3580, 61614), (3759, 58680), (3780, 58354), (3912, 56385), (4296, 51345), (4401, 50120), (4564, 48330), (4833, 45640), (4890, 45108), (5012, 44010), (5370, 41076), (5705, 38664), (5868, 37590), (6265, 35208), (6444, 34230), (6520, 33831), (6846, 32220), (7160, 30807), (7335, 30072), (7518, 29340), (7560, 29177), (8055, 27384), (8802, 25060), (9128, 24165), (9666, 22820), (9780, 22554), (10024, 22005), (10269, 21480), (10740, 20538), (11277, 19560), (11410, 19332), (11736, 18795), (12530, 17604), (12888, 17115), (13692, 16110), (14670, 15036)]