18803412720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{419}}^1$

素因数の和:992

約数の個数: 240

約数和(自身を含む): 63862475040

約数和(自身を除く): 45059062320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 314, 360, 397, 419, 471, 628, 720, 785, 794, 838, 942, 1191, 1256, 1257, 1413, 1570, 1588, 1676, 1884, 1985, 2095, 2355, 2382, 2512, 2514, 2826, 3140, 3176, 3352, 3573, 3768, 3771, 3970, 4190, 4710, 4764, 5028, 5652, 5955, 6280, 6285, 6352, 6704, 7065, 7146, 7536, 7542, 7940, 8380, 9420, 9528, 10056, 11304, 11910, 12560, 12570, 14130, 14292, 15084, 15880, 16760, 17865, 18840, 18855, 19056, 20112, 22608, 23820, 25140, 28260, 28584, 30168, 31760, 33520, 35730, 37680, 37710, 47640, 50280, 56520, 57168, 60336, 62329, 65783, 71460, 75420, 95280, 100560, 113040, 124658, 131566, 142920, 150840, 166343, 186987, 197349, 249316, 263132, 285840, 301680, 311645, 328915, 332686, 373974, 394698, 498632, 499029, 526264, 560961, 592047, 623290, 657830, 665372, 747948, 789396, 831715, 934935, 986745, 997264, 998058, 1052528, 1121922, 1184094, 1246580, 1315660, 1330744, 1495896, 1497087, 1578792, 1663430, 1869870, 1973490, 1996116, 2243844, 2368188, 2493160, 2495145, 2631320, 2661488, 2804805, 2960235, 2991792, 2994174, 3157584, 3326860, 3739740, 3946980, 3992232, 4487688, 4736376, 4986320, 4990290, 5262640, 5609610, 5920470, 5988348, 6653720, 7479480, 7485435, 7893960, 7984464, 8975376, 9472752, 9980580, 11219220, 11840940, 11976696, 13307440, 14958960, 14970870, 15787920, 19961160, 22438440, 23681880, 23953392, 26115851, 29941740, 39922320, 44876880, 47363760, 52231702, 59883480, 78347553, 104463404, 119766960, 130579255, 156695106, 208926808, 235042659, 261158510, 313390212, 391737765, 417853616, 470085318, 522317020, 626780424, 783475530, 940170636, 1044634040, 1175213295, 1253560848, 1566951060, 1880341272, 2089268080, 2350426590, 3133902120, 3760682544, 4700853180, 6267804240, 9401706360, 18803412720]

約数ペア:

[(1, 18803412720), (2, 9401706360), (3, 6267804240), (4, 4700853180), (5, 3760682544), (6, 3133902120), (8, 2350426590), (9, 2089268080), (10, 1880341272), (12, 1566951060), (15, 1253560848), (16, 1175213295), (18, 1044634040), (20, 940170636), (24, 783475530), (30, 626780424), (36, 522317020), (40, 470085318), (45, 417853616), (48, 391737765), (60, 313390212), (72, 261158510), (80, 235042659), (90, 208926808), (120, 156695106), (144, 130579255), (157, 119766960), (180, 104463404), (240, 78347553), (314, 59883480), (360, 52231702), (397, 47363760), (419, 44876880), (471, 39922320), (628, 29941740), (720, 26115851), (785, 23953392), (794, 23681880), (838, 22438440), (942, 19961160), (1191, 15787920), (1256, 14970870), (1257, 14958960), (1413, 13307440), (1570, 11976696), (1588, 11840940), (1676, 11219220), (1884, 9980580), (1985, 9472752), (2095, 8975376), (2355, 7984464), (2382, 7893960), (2512, 7485435), (2514, 7479480), (2826, 6653720), (3140, 5988348), (3176, 5920470), (3352, 5609610), (3573, 5262640), (3768, 4990290), (3771, 4986320), (3970, 4736376), (4190, 4487688), (4710, 3992232), (4764, 3946980), (5028, 3739740), (5652, 3326860), (5955, 3157584), (6280, 2994174), (6285, 2991792), (6352, 2960235), (6704, 2804805), (7065, 2661488), (7146, 2631320), (7536, 2495145), (7542, 2493160), (7940, 2368188), (8380, 2243844), (9420, 1996116), (9528, 1973490), (10056, 1869870), (11304, 1663430), (11910, 1578792), (12560, 1497087), (12570, 1495896), (14130, 1330744), (14292, 1315660), (15084, 1246580), (15880, 1184094), (16760, 1121922), (17865, 1052528), (18840, 998058), (18855, 997264), (19056, 986745), (20112, 934935), (22608, 831715), (23820, 789396), (25140, 747948), (28260, 665372), (28584, 657830), (30168, 623290), (31760, 592047), (33520, 560961), (35730, 526264), (37680, 499029), (37710, 498632), (47640, 394698), (50280, 373974), (56520, 332686), (57168, 328915), (60336, 311645), (62329, 301680), (65783, 285840), (71460, 263132), (75420, 249316), (95280, 197349), (100560, 186987), (113040, 166343), (124658, 150840), (131566, 142920)]