213561480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 256

約数和(自身を含む): 766402560

約数和(自身を除く): 552841080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 17, 20, 22, 24, 30, 31, 33, 34, 40, 44, 51, 55, 60, 62, 66, 68, 85, 88, 93, 102, 110, 120, 124, 132, 136, 155, 165, 170, 186, 187, 204, 220, 248, 255, 264, 307, 310, 330, 340, 341, 372, 374, 408, 440, 465, 510, 527, 561, 614, 620, 660, 680, 682, 744, 748, 921, 930, 935, 1020, 1023, 1054, 1122, 1228, 1240, 1320, 1364, 1496, 1535, 1581, 1705, 1842, 1860, 1870, 2040, 2046, 2108, 2244, 2456, 2635, 2728, 2805, 3070, 3162, 3377, 3410, 3684, 3720, 3740, 4092, 4216, 4488, 4605, 5115, 5219, 5270, 5610, 5797, 6140, 6324, 6754, 6820, 7368, 7480, 7905, 8184, 9210, 9517, 10131, 10230, 10438, 10540, 11220, 11594, 12280, 12648, 13508, 13640, 15657, 15810, 16885, 17391, 18420, 19034, 20262, 20460, 20876, 21080, 22440, 23188, 26095, 27016, 28551, 28985, 31314, 31620, 33770, 34782, 36840, 38068, 40524, 40920, 41752, 46376, 47585, 50655, 52190, 57102, 57409, 57970, 62628, 63240, 67540, 69564, 76136, 78285, 81048, 86955, 95170, 101310, 104380, 104687, 114204, 114818, 115940, 125256, 135080, 139128, 142755, 156570, 161789, 172227, 173910, 190340, 202620, 208760, 209374, 228408, 229636, 231880, 285510, 287045, 313140, 314061, 323578, 344454, 347820, 380680, 405240, 418748, 459272, 485367, 523435, 571020, 574090, 626280, 628122, 647156, 688908, 695640, 808945, 837496, 861135, 970734, 1046870, 1142040, 1148180, 1256244, 1294312, 1377816, 1570305, 1617890, 1722270, 1779679, 1941468, 2093740, 2296360, 2426835, 2512488, 3140610, 3235780, 3444540, 3559358, 3882936, 4187480, 4853670, 5339037, 6281220, 6471560, 6889080, 7118716, 8898395, 9707340, 10678074, 12562440, 14237432, 17796790, 19414680, 21356148, 26695185, 35593580, 42712296, 53390370, 71187160, 106780740, 213561480]

約数ペア:

[(1, 213561480), (2, 106780740), (3, 71187160), (4, 53390370), (5, 42712296), (6, 35593580), (8, 26695185), (10, 21356148), (11, 19414680), (12, 17796790), (15, 14237432), (17, 12562440), (20, 10678074), (22, 9707340), (24, 8898395), (30, 7118716), (31, 6889080), (33, 6471560), (34, 6281220), (40, 5339037), (44, 4853670), (51, 4187480), (55, 3882936), (60, 3559358), (62, 3444540), (66, 3235780), (68, 3140610), (85, 2512488), (88, 2426835), (93, 2296360), (102, 2093740), (110, 1941468), (120, 1779679), (124, 1722270), (132, 1617890), (136, 1570305), (155, 1377816), (165, 1294312), (170, 1256244), (186, 1148180), (187, 1142040), (204, 1046870), (220, 970734), (248, 861135), (255, 837496), (264, 808945), (307, 695640), (310, 688908), (330, 647156), (340, 628122), (341, 626280), (372, 574090), (374, 571020), (408, 523435), (440, 485367), (465, 459272), (510, 418748), (527, 405240), (561, 380680), (614, 347820), (620, 344454), (660, 323578), (680, 314061), (682, 313140), (744, 287045), (748, 285510), (921, 231880), (930, 229636), (935, 228408), (1020, 209374), (1023, 208760), (1054, 202620), (1122, 190340), (1228, 173910), (1240, 172227), (1320, 161789), (1364, 156570), (1496, 142755), (1535, 139128), (1581, 135080), (1705, 125256), (1842, 115940), (1860, 114818), (1870, 114204), (2040, 104687), (2046, 104380), (2108, 101310), (2244, 95170), (2456, 86955), (2635, 81048), (2728, 78285), (2805, 76136), (3070, 69564), (3162, 67540), (3377, 63240), (3410, 62628), (3684, 57970), (3720, 57409), (3740, 57102), (4092, 52190), (4216, 50655), (4488, 47585), (4605, 46376), (5115, 41752), (5219, 40920), (5270, 40524), (5610, 38068), (5797, 36840), (6140, 34782), (6324, 33770), (6754, 31620), (6820, 31314), (7368, 28985), (7480, 28551), (7905, 27016), (8184, 26095), (9210, 23188), (9517, 22440), (10131, 21080), (10230, 20876), (10438, 20460), (10540, 20262), (11220, 19034), (11594, 18420), (12280, 17391), (12648, 16885), (13508, 15810), (13640, 15657)]