642684240

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2459}}^1$

素因数の和:2503

約数の個数: 240

約数和(自身を含む): 2434219200

約数和(自身を除く): 1791534960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 88, 90, 99, 108, 110, 120, 121, 132, 135, 144, 165, 176, 180, 198, 216, 220, 240, 242, 264, 270, 297, 330, 360, 363, 396, 432, 440, 484, 495, 528, 540, 594, 605, 660, 720, 726, 792, 880, 968, 990, 1080, 1089, 1188, 1210, 1320, 1452, 1485, 1584, 1815, 1936, 1980, 2160, 2178, 2376, 2420, 2459, 2640, 2904, 2970, 3267, 3630, 3960, 4356, 4752, 4840, 4918, 5445, 5808, 5940, 6534, 7260, 7377, 7920, 8712, 9680, 9836, 10890, 11880, 12295, 13068, 14520, 14754, 16335, 17424, 19672, 21780, 22131, 23760, 24590, 26136, 27049, 29040, 29508, 32670, 36885, 39344, 43560, 44262, 49180, 52272, 54098, 59016, 65340, 66393, 73770, 81147, 87120, 88524, 98360, 108196, 110655, 118032, 130680, 132786, 135245, 147540, 162294, 177048, 196720, 216392, 221310, 243441, 261360, 265572, 270490, 295080, 297539, 324588, 331965, 354096, 405735, 432784, 442620, 486882, 531144, 540980, 590160, 595078, 649176, 663930, 730323, 811470, 885240, 892617, 973764, 1062288, 1081960, 1190156, 1217205, 1298352, 1327860, 1460646, 1487695, 1622940, 1770480, 1785234, 1947528, 2163920, 2380312, 2434410, 2655720, 2677851, 2921292, 2975390, 3245880, 3570468, 3651615, 3895056, 4463085, 4760624, 4868820, 5311440, 5355702, 5842584, 5950780, 6491760, 7140936, 7303230, 8033553, 8926170, 9737640, 10711404, 11685168, 11901560, 13389255, 14281872, 14606460, 16067106, 17852340, 19475280, 21422808, 23803120, 26778510, 29212920, 32134212, 35704680, 40167765, 42845616, 53557020, 58425840, 64268424, 71409360, 80335530, 107114040, 128536848, 160671060, 214228080, 321342120, 642684240]

約数ペア:

[(1, 642684240), (2, 321342120), (3, 214228080), (4, 160671060), (5, 128536848), (6, 107114040), (8, 80335530), (9, 71409360), (10, 64268424), (11, 58425840), (12, 53557020), (15, 42845616), (16, 40167765), (18, 35704680), (20, 32134212), (22, 29212920), (24, 26778510), (27, 23803120), (30, 21422808), (33, 19475280), (36, 17852340), (40, 16067106), (44, 14606460), (45, 14281872), (48, 13389255), (54, 11901560), (55, 11685168), (60, 10711404), (66, 9737640), (72, 8926170), (80, 8033553), (88, 7303230), (90, 7140936), (99, 6491760), (108, 5950780), (110, 5842584), (120, 5355702), (121, 5311440), (132, 4868820), (135, 4760624), (144, 4463085), (165, 3895056), (176, 3651615), (180, 3570468), (198, 3245880), (216, 2975390), (220, 2921292), (240, 2677851), (242, 2655720), (264, 2434410), (270, 2380312), (297, 2163920), (330, 1947528), (360, 1785234), (363, 1770480), (396, 1622940), (432, 1487695), (440, 1460646), (484, 1327860), (495, 1298352), (528, 1217205), (540, 1190156), (594, 1081960), (605, 1062288), (660, 973764), (720, 892617), (726, 885240), (792, 811470), (880, 730323), (968, 663930), (990, 649176), (1080, 595078), (1089, 590160), (1188, 540980), (1210, 531144), (1320, 486882), (1452, 442620), (1485, 432784), (1584, 405735), (1815, 354096), (1936, 331965), (1980, 324588), (2160, 297539), (2178, 295080), (2376, 270490), (2420, 265572), (2459, 261360), (2640, 243441), (2904, 221310), (2970, 216392), (3267, 196720), (3630, 177048), (3960, 162294), (4356, 147540), (4752, 135245), (4840, 132786), (4918, 130680), (5445, 118032), (5808, 110655), (5940, 108196), (6534, 98360), (7260, 88524), (7377, 87120), (7920, 81147), (8712, 73770), (9680, 66393), (9836, 65340), (10890, 59016), (11880, 54098), (12295, 52272), (13068, 49180), (14520, 44262), (14754, 43560), (16335, 39344), (17424, 36885), (19672, 32670), (21780, 29508), (22131, 29040), (23760, 27049), (24590, 26136)]