18973557440

素因数分解:

$2^6\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{607}}^1$

素因数の和:815

約数の個数: 224

約数和(自身を含む): 49101963264

約数和(自身を除く): 30128405824

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 32, 40, 46, 62, 64, 80, 92, 115, 124, 137, 155, 160, 184, 230, 248, 274, 310, 320, 368, 460, 496, 548, 607, 620, 685, 713, 736, 920, 992, 1096, 1214, 1240, 1370, 1426, 1472, 1840, 1984, 2192, 2428, 2480, 2740, 2852, 3035, 3151, 3565, 3680, 4247, 4384, 4856, 4960, 5480, 5704, 6070, 6302, 7130, 7360, 8494, 8768, 9712, 9920, 10960, 11408, 12140, 12604, 13961, 14260, 15755, 16988, 18817, 19424, 21235, 21920, 22816, 24280, 25208, 27922, 28520, 31510, 33976, 37634, 38848, 42470, 43840, 45632, 48560, 50416, 55844, 57040, 63020, 67952, 69805, 75268, 83159, 84940, 94085, 97120, 97681, 100832, 111688, 114080, 126040, 135904, 139610, 150536, 166318, 169880, 188170, 194240, 195362, 201664, 223376, 228160, 252080, 271808, 279220, 301072, 332636, 339760, 376340, 390724, 415795, 432791, 446752, 488405, 504160, 558440, 602144, 665272, 679520, 752680, 781448, 831590, 865582, 893504, 976810, 1008320, 1116880, 1204288, 1330544, 1359040, 1505360, 1562896, 1663180, 1731164, 1912657, 1953620, 2163955, 2233760, 2577929, 2661088, 3010720, 3125792, 3326360, 3462328, 3825314, 3907240, 4327910, 4467520, 5155858, 5322176, 6021440, 6251584, 6652720, 6924656, 7650628, 7814480, 8655820, 9563285, 10311716, 12889645, 13305440, 13849312, 15301256, 15628960, 17311640, 19126570, 20623432, 25779290, 26610880, 27698624, 30602512, 31257920, 34623280, 38253140, 41246864, 51558580, 59292367, 61205024, 69246560, 76506280, 82493728, 103117160, 118584734, 122410048, 138493120, 153012560, 164987456, 206234320, 237169468, 296461835, 306025120, 412468640, 474338936, 592923670, 612050240, 824937280, 948677872, 1185847340, 1897355744, 2371694680, 3794711488, 4743389360, 9486778720, 18973557440]

約数ペア:

[(1, 18973557440), (2, 9486778720), (4, 4743389360), (5, 3794711488), (8, 2371694680), (10, 1897355744), (16, 1185847340), (20, 948677872), (23, 824937280), (31, 612050240), (32, 592923670), (40, 474338936), (46, 412468640), (62, 306025120), (64, 296461835), (80, 237169468), (92, 206234320), (115, 164987456), (124, 153012560), (137, 138493120), (155, 122410048), (160, 118584734), (184, 103117160), (230, 82493728), (248, 76506280), (274, 69246560), (310, 61205024), (320, 59292367), (368, 51558580), (460, 41246864), (496, 38253140), (548, 34623280), (607, 31257920), (620, 30602512), (685, 27698624), (713, 26610880), (736, 25779290), (920, 20623432), (992, 19126570), (1096, 17311640), (1214, 15628960), (1240, 15301256), (1370, 13849312), (1426, 13305440), (1472, 12889645), (1840, 10311716), (1984, 9563285), (2192, 8655820), (2428, 7814480), (2480, 7650628), (2740, 6924656), (2852, 6652720), (3035, 6251584), (3151, 6021440), (3565, 5322176), (3680, 5155858), (4247, 4467520), (4384, 4327910), (4856, 3907240), (4960, 3825314), (5480, 3462328), (5704, 3326360), (6070, 3125792), (6302, 3010720), (7130, 2661088), (7360, 2577929), (8494, 2233760), (8768, 2163955), (9712, 1953620), (9920, 1912657), (10960, 1731164), (11408, 1663180), (12140, 1562896), (12604, 1505360), (13961, 1359040), (14260, 1330544), (15755, 1204288), (16988, 1116880), (18817, 1008320), (19424, 976810), (21235, 893504), (21920, 865582), (22816, 831590), (24280, 781448), (25208, 752680), (27922, 679520), (28520, 665272), (31510, 602144), (33976, 558440), (37634, 504160), (38848, 488405), (42470, 446752), (43840, 432791), (45632, 415795), (48560, 390724), (50416, 376340), (55844, 339760), (57040, 332636), (63020, 301072), (67952, 279220), (69805, 271808), (75268, 252080), (83159, 228160), (84940, 223376), (94085, 201664), (97120, 195362), (97681, 194240), (100832, 188170), (111688, 169880), (114080, 166318), (126040, 150536), (135904, 139610)]