1520003880

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{353}}^1\times {\mathrm{443}}^1$

素因数の和:822

約数の個数: 192

約数和(自身を含む): 5149085760

約数和(自身を除く): 3629081880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 353, 360, 405, 443, 486, 540, 648, 706, 810, 886, 972, 1059, 1080, 1215, 1329, 1412, 1620, 1765, 1772, 1944, 2118, 2215, 2430, 2658, 2824, 3177, 3240, 3530, 3544, 3987, 4236, 4430, 4860, 5295, 5316, 6354, 6645, 7060, 7974, 8472, 8860, 9531, 9720, 10590, 10632, 11961, 12708, 13290, 14120, 15885, 15948, 17720, 19062, 19935, 21180, 23922, 25416, 26580, 28593, 31770, 31896, 35883, 38124, 39870, 42360, 47655, 47844, 53160, 57186, 59805, 63540, 71766, 76248, 79740, 85779, 95310, 95688, 107649, 114372, 119610, 127080, 142965, 143532, 156379, 159480, 171558, 179415, 190620, 215298, 228744, 239220, 285930, 287064, 312758, 343116, 358830, 381240, 428895, 430596, 469137, 478440, 538245, 571860, 625516, 686232, 717660, 781895, 857790, 861192, 938274, 1076490, 1143720, 1251032, 1407411, 1435320, 1563790, 1715580, 1876548, 2152980, 2345685, 2814822, 3127580, 3431160, 3753096, 4222233, 4305960, 4691370, 5629644, 6255160, 7037055, 8444466, 9382740, 11259288, 12666699, 14074110, 16888932, 18765480, 21111165, 25333398, 28148220, 33777864, 38000097, 42222330, 50666796, 56296440, 63333495, 76000194, 84444660, 101333592, 126666990, 152000388, 168889320, 190000485, 253333980, 304000776, 380000970, 506667960, 760001940, 1520003880]

約数ペア:

[(1, 1520003880), (2, 760001940), (3, 506667960), (4, 380000970), (5, 304000776), (6, 253333980), (8, 190000485), (9, 168889320), (10, 152000388), (12, 126666990), (15, 101333592), (18, 84444660), (20, 76000194), (24, 63333495), (27, 56296440), (30, 50666796), (36, 42222330), (40, 38000097), (45, 33777864), (54, 28148220), (60, 25333398), (72, 21111165), (81, 18765480), (90, 16888932), (108, 14074110), (120, 12666699), (135, 11259288), (162, 9382740), (180, 8444466), (216, 7037055), (243, 6255160), (270, 5629644), (324, 4691370), (353, 4305960), (360, 4222233), (405, 3753096), (443, 3431160), (486, 3127580), (540, 2814822), (648, 2345685), (706, 2152980), (810, 1876548), (886, 1715580), (972, 1563790), (1059, 1435320), (1080, 1407411), (1215, 1251032), (1329, 1143720), (1412, 1076490), (1620, 938274), (1765, 861192), (1772, 857790), (1944, 781895), (2118, 717660), (2215, 686232), (2430, 625516), (2658, 571860), (2824, 538245), (3177, 478440), (3240, 469137), (3530, 430596), (3544, 428895), (3987, 381240), (4236, 358830), (4430, 343116), (4860, 312758), (5295, 287064), (5316, 285930), (6354, 239220), (6645, 228744), (7060, 215298), (7974, 190620), (8472, 179415), (8860, 171558), (9531, 159480), (9720, 156379), (10590, 143532), (10632, 142965), (11961, 127080), (12708, 119610), (13290, 114372), (14120, 107649), (15885, 95688), (15948, 95310), (17720, 85779), (19062, 79740), (19935, 76248), (21180, 71766), (23922, 63540), (25416, 59805), (26580, 57186), (28593, 53160), (31770, 47844), (31896, 47655), (35883, 42360), (38124, 39870)]