215421570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{907}}^1$

素因数の和:969

約数の個数: 192

約数和(自身を含む): 713905920

約数和(自身を除く): 498484350

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 29, 30, 35, 39, 42, 45, 58, 63, 65, 70, 78, 87, 90, 91, 105, 117, 126, 130, 145, 174, 182, 195, 203, 210, 234, 261, 273, 290, 315, 377, 390, 406, 435, 455, 522, 546, 585, 609, 630, 754, 819, 870, 907, 910, 1015, 1131, 1170, 1218, 1305, 1365, 1638, 1814, 1827, 1885, 2030, 2262, 2610, 2639, 2721, 2730, 3045, 3393, 3654, 3770, 4095, 4535, 5278, 5442, 5655, 6090, 6349, 6786, 7917, 8163, 8190, 9070, 9135, 11310, 11791, 12698, 13195, 13605, 15834, 16326, 16965, 18270, 19047, 23582, 23751, 26303, 26390, 27210, 31745, 33930, 35373, 38094, 39585, 40815, 47502, 52606, 57141, 58955, 63490, 70746, 78909, 79170, 81630, 82537, 95235, 106119, 114282, 117910, 118755, 131515, 157818, 165074, 176865, 184121, 190470, 212238, 236727, 237510, 247611, 263030, 285705, 341939, 353730, 368242, 394545, 412685, 473454, 495222, 530595, 552363, 571410, 683878, 742833, 789090, 825370, 920605, 1025817, 1061190, 1104726, 1183635, 1238055, 1485666, 1657089, 1709695, 1841210, 2051634, 2367270, 2393573, 2476110, 2761815, 3077451, 3314178, 3419390, 3714165, 4787146, 5129085, 5523630, 6154902, 7180719, 7428330, 8285445, 10258170, 11967865, 14361438, 15387255, 16570890, 21542157, 23935730, 30774510, 35903595, 43084314, 71807190, 107710785, 215421570]

約数ペア:

[(1, 215421570), (2, 107710785), (3, 71807190), (5, 43084314), (6, 35903595), (7, 30774510), (9, 23935730), (10, 21542157), (13, 16570890), (14, 15387255), (15, 14361438), (18, 11967865), (21, 10258170), (26, 8285445), (29, 7428330), (30, 7180719), (35, 6154902), (39, 5523630), (42, 5129085), (45, 4787146), (58, 3714165), (63, 3419390), (65, 3314178), (70, 3077451), (78, 2761815), (87, 2476110), (90, 2393573), (91, 2367270), (105, 2051634), (117, 1841210), (126, 1709695), (130, 1657089), (145, 1485666), (174, 1238055), (182, 1183635), (195, 1104726), (203, 1061190), (210, 1025817), (234, 920605), (261, 825370), (273, 789090), (290, 742833), (315, 683878), (377, 571410), (390, 552363), (406, 530595), (435, 495222), (455, 473454), (522, 412685), (546, 394545), (585, 368242), (609, 353730), (630, 341939), (754, 285705), (819, 263030), (870, 247611), (907, 237510), (910, 236727), (1015, 212238), (1131, 190470), (1170, 184121), (1218, 176865), (1305, 165074), (1365, 157818), (1638, 131515), (1814, 118755), (1827, 117910), (1885, 114282), (2030, 106119), (2262, 95235), (2610, 82537), (2639, 81630), (2721, 79170), (2730, 78909), (3045, 70746), (3393, 63490), (3654, 58955), (3770, 57141), (4095, 52606), (4535, 47502), (5278, 40815), (5442, 39585), (5655, 38094), (6090, 35373), (6349, 33930), (6786, 31745), (7917, 27210), (8163, 26390), (8190, 26303), (9070, 23751), (9135, 23582), (11310, 19047), (11791, 18270), (12698, 16965), (13195, 16326), (13605, 15834)]