561992800

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:142

約数の個数: 216

約数和(自身を含む): 1535948568

約数和(自身を除く): 973955768

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 43, 50, 62, 68, 80, 85, 86, 100, 124, 136, 155, 160, 170, 172, 200, 215, 248, 272, 310, 340, 344, 400, 425, 430, 496, 527, 544, 620, 680, 688, 731, 775, 800, 850, 860, 961, 992, 1054, 1075, 1240, 1333, 1360, 1376, 1462, 1550, 1700, 1720, 1922, 2108, 2150, 2480, 2635, 2666, 2720, 2924, 3100, 3400, 3440, 3655, 3844, 4216, 4300, 4805, 4960, 5270, 5332, 5848, 6200, 6665, 6800, 6880, 7310, 7688, 8432, 8600, 9610, 10540, 10664, 11696, 12400, 13175, 13330, 13600, 14620, 15376, 16337, 16864, 17200, 18275, 19220, 21080, 21328, 22661, 23392, 24025, 24800, 26350, 26660, 29240, 30752, 32674, 33325, 34400, 36550, 38440, 41323, 42160, 42656, 45322, 48050, 52700, 53320, 58480, 65348, 66650, 73100, 76880, 81685, 82646, 84320, 90644, 96100, 105400, 106640, 113305, 116960, 130696, 133300, 146200, 153760, 163370, 165292, 181288, 192200, 206615, 210800, 213280, 226610, 261392, 266600, 292400, 326740, 330584, 362576, 384400, 408425, 413230, 421600, 453220, 522784, 533200, 566525, 584800, 653480, 661168, 702491, 725152, 768800, 816850, 826460, 906440, 1033075, 1066400, 1133050, 1306960, 1322336, 1404982, 1633700, 1652920, 1812880, 2066150, 2266100, 2613920, 2809964, 3267400, 3305840, 3512455, 3625760, 4132300, 4532200, 5619928, 6534800, 6611680, 7024910, 8264600, 9064400, 11239856, 13069600, 14049820, 16529200, 17562275, 18128800, 22479712, 28099640, 33058400, 35124550, 56199280, 70249100, 112398560, 140498200, 280996400, 561992800]

約数ペア:

[(1, 561992800), (2, 280996400), (4, 140498200), (5, 112398560), (8, 70249100), (10, 56199280), (16, 35124550), (17, 33058400), (20, 28099640), (25, 22479712), (31, 18128800), (32, 17562275), (34, 16529200), (40, 14049820), (43, 13069600), (50, 11239856), (62, 9064400), (68, 8264600), (80, 7024910), (85, 6611680), (86, 6534800), (100, 5619928), (124, 4532200), (136, 4132300), (155, 3625760), (160, 3512455), (170, 3305840), (172, 3267400), (200, 2809964), (215, 2613920), (248, 2266100), (272, 2066150), (310, 1812880), (340, 1652920), (344, 1633700), (400, 1404982), (425, 1322336), (430, 1306960), (496, 1133050), (527, 1066400), (544, 1033075), (620, 906440), (680, 826460), (688, 816850), (731, 768800), (775, 725152), (800, 702491), (850, 661168), (860, 653480), (961, 584800), (992, 566525), (1054, 533200), (1075, 522784), (1240, 453220), (1333, 421600), (1360, 413230), (1376, 408425), (1462, 384400), (1550, 362576), (1700, 330584), (1720, 326740), (1922, 292400), (2108, 266600), (2150, 261392), (2480, 226610), (2635, 213280), (2666, 210800), (2720, 206615), (2924, 192200), (3100, 181288), (3400, 165292), (3440, 163370), (3655, 153760), (3844, 146200), (4216, 133300), (4300, 130696), (4805, 116960), (4960, 113305), (5270, 106640), (5332, 105400), (5848, 96100), (6200, 90644), (6665, 84320), (6800, 82646), (6880, 81685), (7310, 76880), (7688, 73100), (8432, 66650), (8600, 65348), (9610, 58480), (10540, 53320), (10664, 52700), (11696, 48050), (12400, 45322), (13175, 42656), (13330, 42160), (13600, 41323), (14620, 38440), (15376, 36550), (16337, 34400), (16864, 33325), (17200, 32674), (18275, 30752), (19220, 29240), (21080, 26660), (21328, 26350), (22661, 24800), (23392, 24025)]