621124680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1$

素因数の和:452

約数の個数: 256

約数和(自身を含む): 2153226240

約数和(自身を除く): 1532101560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 43, 44, 55, 60, 62, 66, 86, 88, 93, 110, 120, 124, 129, 132, 155, 165, 172, 186, 215, 220, 248, 258, 264, 310, 330, 341, 344, 353, 372, 430, 440, 465, 473, 516, 620, 645, 660, 682, 706, 744, 860, 930, 946, 1023, 1032, 1059, 1240, 1290, 1320, 1333, 1364, 1412, 1419, 1705, 1720, 1765, 1860, 1892, 2046, 2118, 2365, 2580, 2666, 2728, 2824, 2838, 3410, 3530, 3720, 3784, 3883, 3999, 4092, 4236, 4730, 5115, 5160, 5295, 5332, 5676, 6665, 6820, 7060, 7095, 7766, 7998, 8184, 8472, 9460, 10230, 10590, 10664, 10943, 11352, 11649, 13330, 13640, 14120, 14190, 14663, 15179, 15532, 15996, 18920, 19415, 19995, 20460, 21180, 21886, 23298, 26660, 28380, 29326, 30358, 31064, 31992, 32829, 38830, 39990, 40920, 42360, 43772, 43989, 45537, 46596, 53320, 54715, 56760, 58245, 58652, 60716, 65658, 73315, 75895, 77660, 79980, 87544, 87978, 91074, 93192, 109430, 116490, 117304, 120373, 121432, 131316, 146630, 151790, 155320, 159960, 164145, 166969, 175956, 182148, 218860, 219945, 227685, 232980, 240746, 262632, 293260, 303580, 328290, 333938, 351912, 361119, 364296, 437720, 439890, 455370, 465960, 470549, 481492, 500907, 586520, 601865, 607160, 656580, 667876, 722238, 834845, 879780, 910740, 941098, 962984, 1001814, 1203730, 1313160, 1335752, 1411647, 1444476, 1669690, 1759560, 1805595, 1821480, 1882196, 2003628, 2352745, 2407460, 2504535, 2823294, 2888952, 3339380, 3611190, 3764392, 4007256, 4705490, 4814920, 5009070, 5176039, 5646588, 6678760, 7058235, 7222380, 9410980, 10018140, 10352078, 11293176, 14116470, 14444760, 15528117, 18821960, 20036280, 20704156, 25880195, 28232940, 31056234, 41408312, 51760390, 56465880, 62112468, 77640585, 103520780, 124224936, 155281170, 207041560, 310562340, 621124680]

約数ペア:

[(1, 621124680), (2, 310562340), (3, 207041560), (4, 155281170), (5, 124224936), (6, 103520780), (8, 77640585), (10, 62112468), (11, 56465880), (12, 51760390), (15, 41408312), (20, 31056234), (22, 28232940), (24, 25880195), (30, 20704156), (31, 20036280), (33, 18821960), (40, 15528117), (43, 14444760), (44, 14116470), (55, 11293176), (60, 10352078), (62, 10018140), (66, 9410980), (86, 7222380), (88, 7058235), (93, 6678760), (110, 5646588), (120, 5176039), (124, 5009070), (129, 4814920), (132, 4705490), (155, 4007256), (165, 3764392), (172, 3611190), (186, 3339380), (215, 2888952), (220, 2823294), (248, 2504535), (258, 2407460), (264, 2352745), (310, 2003628), (330, 1882196), (341, 1821480), (344, 1805595), (353, 1759560), (372, 1669690), (430, 1444476), (440, 1411647), (465, 1335752), (473, 1313160), (516, 1203730), (620, 1001814), (645, 962984), (660, 941098), (682, 910740), (706, 879780), (744, 834845), (860, 722238), (930, 667876), (946, 656580), (1023, 607160), (1032, 601865), (1059, 586520), (1240, 500907), (1290, 481492), (1320, 470549), (1333, 465960), (1364, 455370), (1412, 439890), (1419, 437720), (1705, 364296), (1720, 361119), (1765, 351912), (1860, 333938), (1892, 328290), (2046, 303580), (2118, 293260), (2365, 262632), (2580, 240746), (2666, 232980), (2728, 227685), (2824, 219945), (2838, 218860), (3410, 182148), (3530, 175956), (3720, 166969), (3784, 164145), (3883, 159960), (3999, 155320), (4092, 151790), (4236, 146630), (4730, 131316), (5115, 121432), (5160, 120373), (5295, 117304), (5332, 116490), (5676, 109430), (6665, 93192), (6820, 91074), (7060, 87978), (7095, 87544), (7766, 79980), (7998, 77660), (8184, 75895), (8472, 73315), (9460, 65658), (10230, 60716), (10590, 58652), (10664, 58245), (10943, 56760), (11352, 54715), (11649, 53320), (13330, 46596), (13640, 45537), (14120, 43989), (14190, 43772), (14663, 42360), (15179, 40920), (15532, 39990), (15996, 38830), (18920, 32829), (19415, 31992), (19995, 31064), (20460, 30358), (21180, 29326), (21886, 28380), (23298, 26660)]