1245851280

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{3373}}^1$

素因数の和:3420

約数の個数: 240

約数和(自身を含む): 4568665920

約数和(自身を除く): 3322814640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 720, 760, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1520, 1539, 1620, 1710, 1944, 2052, 2160, 2280, 2430, 2565, 2736, 3078, 3240, 3373, 3420, 3888, 4104, 4560, 4617, 4860, 5130, 6156, 6480, 6746, 6840, 7695, 8208, 9234, 9720, 10119, 10260, 12312, 13492, 13680, 15390, 16865, 18468, 19440, 20238, 20520, 23085, 24624, 26984, 30357, 30780, 33730, 36936, 40476, 41040, 46170, 50595, 53968, 60714, 61560, 64087, 67460, 73872, 80952, 91071, 92340, 101190, 121428, 123120, 128174, 134920, 151785, 161904, 182142, 184680, 192261, 202380, 242856, 256348, 269840, 273213, 303570, 320435, 364284, 369360, 384522, 404760, 455355, 485712, 512696, 546426, 576783, 607140, 640870, 728568, 769044, 809520, 819639, 910710, 961305, 1025392, 1092852, 1153566, 1214280, 1281740, 1366065, 1457136, 1538088, 1639278, 1730349, 1821420, 1922610, 2185704, 2307132, 2428560, 2563480, 2732130, 2883915, 3076176, 3278556, 3460698, 3642840, 3845220, 4098195, 4371408, 4614264, 5126960, 5191047, 5464260, 5767830, 6557112, 6921396, 7285680, 7690440, 8196390, 8651745, 9228528, 10382094, 10928520, 11535660, 13114224, 13842792, 15380880, 15573141, 16392780, 17303490, 20764188, 21857040, 23071320, 25955235, 27685584, 31146282, 32785560, 34606980, 41528376, 46142640, 51910470, 62292564, 65571120, 69213960, 77865705, 83056752, 103820940, 124585128, 138427920, 155731410, 207641880, 249170256, 311462820, 415283760, 622925640, 1245851280]

約数ペア:

[(1, 1245851280), (2, 622925640), (3, 415283760), (4, 311462820), (5, 249170256), (6, 207641880), (8, 155731410), (9, 138427920), (10, 124585128), (12, 103820940), (15, 83056752), (16, 77865705), (18, 69213960), (19, 65571120), (20, 62292564), (24, 51910470), (27, 46142640), (30, 41528376), (36, 34606980), (38, 32785560), (40, 31146282), (45, 27685584), (48, 25955235), (54, 23071320), (57, 21857040), (60, 20764188), (72, 17303490), (76, 16392780), (80, 15573141), (81, 15380880), (90, 13842792), (95, 13114224), (108, 11535660), (114, 10928520), (120, 10382094), (135, 9228528), (144, 8651745), (152, 8196390), (162, 7690440), (171, 7285680), (180, 6921396), (190, 6557112), (216, 5767830), (228, 5464260), (240, 5191047), (243, 5126960), (270, 4614264), (285, 4371408), (304, 4098195), (324, 3845220), (342, 3642840), (360, 3460698), (380, 3278556), (405, 3076176), (432, 2883915), (456, 2732130), (486, 2563480), (513, 2428560), (540, 2307132), (570, 2185704), (648, 1922610), (684, 1821420), (720, 1730349), (760, 1639278), (810, 1538088), (855, 1457136), (912, 1366065), (972, 1281740), (1026, 1214280), (1080, 1153566), (1140, 1092852), (1215, 1025392), (1296, 961305), (1368, 910710), (1520, 819639), (1539, 809520), (1620, 769044), (1710, 728568), (1944, 640870), (2052, 607140), (2160, 576783), (2280, 546426), (2430, 512696), (2565, 485712), (2736, 455355), (3078, 404760), (3240, 384522), (3373, 369360), (3420, 364284), (3888, 320435), (4104, 303570), (4560, 273213), (4617, 269840), (4860, 256348), (5130, 242856), (6156, 202380), (6480, 192261), (6746, 184680), (6840, 182142), (7695, 161904), (8208, 151785), (9234, 134920), (9720, 128174), (10119, 123120), (10260, 121428), (12312, 101190), (13492, 92340), (13680, 91071), (15390, 80952), (16865, 73872), (18468, 67460), (19440, 64087), (20238, 61560), (20520, 60714), (23085, 53968), (24624, 50595), (26984, 46170), (30357, 41040), (30780, 40476), (33730, 36936)]