218960280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2633}}^1$

素因数の和:2671

約数の個数: 256

約数和(自身を含む): 910310400

約数和(自身を除く): 691350120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 27, 28, 30, 33, 35, 36, 40, 42, 44, 45, 54, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 99, 105, 108, 110, 120, 126, 132, 135, 140, 154, 165, 168, 180, 189, 198, 210, 216, 220, 231, 252, 264, 270, 280, 297, 308, 315, 330, 360, 378, 385, 396, 420, 440, 462, 495, 504, 540, 594, 616, 630, 660, 693, 756, 770, 792, 840, 924, 945, 990, 1080, 1155, 1188, 1260, 1320, 1386, 1485, 1512, 1540, 1848, 1890, 1980, 2079, 2310, 2376, 2520, 2633, 2772, 2970, 3080, 3465, 3780, 3960, 4158, 4620, 5266, 5544, 5940, 6930, 7560, 7899, 8316, 9240, 10395, 10532, 11880, 13165, 13860, 15798, 16632, 18431, 20790, 21064, 23697, 26330, 27720, 28963, 31596, 36862, 39495, 41580, 47394, 52660, 55293, 57926, 63192, 71091, 73724, 78990, 83160, 86889, 92155, 94788, 105320, 110586, 115852, 118485, 142182, 144815, 147448, 157980, 165879, 173778, 184310, 189576, 202741, 221172, 231704, 236970, 260667, 276465, 284364, 289630, 315960, 331758, 347556, 355455, 368620, 405482, 434445, 442344, 473940, 497637, 521334, 552930, 568728, 579260, 608223, 663516, 695112, 710910, 737240, 782001, 810964, 829395, 868890, 947880, 995274, 1013705, 1042668, 1105860, 1158520, 1216446, 1303335, 1327032, 1421820, 1564002, 1621928, 1658790, 1737780, 1824669, 1990548, 2027410, 2085336, 2211720, 2432892, 2488185, 2606670, 2843640, 3041115, 3128004, 3317580, 3475560, 3649338, 3910005, 3981096, 4054820, 4865784, 4976370, 5213340, 5474007, 6082230, 6256008, 6635160, 7298676, 7820010, 8109640, 9123345, 9952740, 10426680, 10948014, 12164460, 14597352, 15640020, 18246690, 19905480, 21896028, 24328920, 27370035, 31280040, 36493380, 43792056, 54740070, 72986760, 109480140, 218960280]

約数ペア:

[(1, 218960280), (2, 109480140), (3, 72986760), (4, 54740070), (5, 43792056), (6, 36493380), (7, 31280040), (8, 27370035), (9, 24328920), (10, 21896028), (11, 19905480), (12, 18246690), (14, 15640020), (15, 14597352), (18, 12164460), (20, 10948014), (21, 10426680), (22, 9952740), (24, 9123345), (27, 8109640), (28, 7820010), (30, 7298676), (33, 6635160), (35, 6256008), (36, 6082230), (40, 5474007), (42, 5213340), (44, 4976370), (45, 4865784), (54, 4054820), (55, 3981096), (56, 3910005), (60, 3649338), (63, 3475560), (66, 3317580), (70, 3128004), (72, 3041115), (77, 2843640), (84, 2606670), (88, 2488185), (90, 2432892), (99, 2211720), (105, 2085336), (108, 2027410), (110, 1990548), (120, 1824669), (126, 1737780), (132, 1658790), (135, 1621928), (140, 1564002), (154, 1421820), (165, 1327032), (168, 1303335), (180, 1216446), (189, 1158520), (198, 1105860), (210, 1042668), (216, 1013705), (220, 995274), (231, 947880), (252, 868890), (264, 829395), (270, 810964), (280, 782001), (297, 737240), (308, 710910), (315, 695112), (330, 663516), (360, 608223), (378, 579260), (385, 568728), (396, 552930), (420, 521334), (440, 497637), (462, 473940), (495, 442344), (504, 434445), (540, 405482), (594, 368620), (616, 355455), (630, 347556), (660, 331758), (693, 315960), (756, 289630), (770, 284364), (792, 276465), (840, 260667), (924, 236970), (945, 231704), (990, 221172), (1080, 202741), (1155, 189576), (1188, 184310), (1260, 173778), (1320, 165879), (1386, 157980), (1485, 147448), (1512, 144815), (1540, 142182), (1848, 118485), (1890, 115852), (1980, 110586), (2079, 105320), (2310, 94788), (2376, 92155), (2520, 86889), (2633, 83160), (2772, 78990), (2970, 73724), (3080, 71091), (3465, 63192), (3780, 57926), (3960, 55293), (4158, 52660), (4620, 47394), (5266, 41580), (5544, 39495), (5940, 36862), (6930, 31596), (7560, 28963), (7899, 27720), (8316, 26330), (9240, 23697), (10395, 21064), (10532, 20790), (11880, 18431), (13165, 16632), (13860, 15798)]