191919420

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1$

素因数の和:321

約数の個数: 288

約数和(自身を含む): 740952576

約数和(自身を除く): 549033156

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 61, 63, 66, 70, 77, 84, 90, 99, 105, 110, 122, 126, 132, 140, 154, 165, 180, 183, 198, 210, 220, 227, 231, 244, 252, 305, 308, 315, 330, 366, 385, 396, 420, 427, 454, 462, 495, 549, 610, 630, 660, 671, 681, 693, 732, 770, 854, 908, 915, 924, 990, 1098, 1135, 1155, 1220, 1260, 1281, 1342, 1362, 1386, 1540, 1589, 1708, 1830, 1980, 2013, 2043, 2135, 2196, 2270, 2310, 2497, 2562, 2684, 2724, 2745, 2772, 3178, 3355, 3405, 3465, 3660, 3843, 4026, 4086, 4270, 4540, 4620, 4697, 4767, 4994, 5124, 5490, 6039, 6356, 6405, 6710, 6810, 6930, 7491, 7686, 7945, 8052, 8172, 8540, 9394, 9534, 9988, 10065, 10215, 10980, 12078, 12485, 12810, 13420, 13620, 13847, 13860, 14091, 14301, 14982, 15372, 15890, 17479, 18788, 19068, 19215, 20130, 20430, 22473, 23485, 23835, 24156, 24970, 25620, 27694, 28182, 28602, 29964, 30195, 31780, 34958, 37455, 38430, 40260, 40860, 41541, 42273, 44946, 46970, 47670, 49940, 52437, 55388, 56364, 57204, 60390, 69235, 69916, 70455, 71505, 74910, 76860, 83082, 84546, 87395, 89892, 93940, 95340, 96929, 104874, 112365, 120780, 124623, 138470, 140910, 143010, 149820, 152317, 157311, 166164, 169092, 174790, 193858, 207705, 209748, 211365, 224730, 249246, 262185, 276940, 281820, 286020, 290787, 304634, 314622, 349580, 387716, 415410, 422730, 449460, 456951, 484645, 498492, 524370, 581574, 609268, 623115, 629244, 761585, 786555, 830820, 845460, 872361, 913902, 969290, 1048740, 1066219, 1163148, 1246230, 1370853, 1453935, 1523170, 1573110, 1744722, 1827804, 1938580, 2132438, 2284755, 2492460, 2741706, 2907870, 3046340, 3146220, 3198657, 3489444, 4264876, 4361805, 4569510, 5331095, 5483412, 5815740, 6397314, 6854265, 8723610, 9139020, 9595971, 10662190, 12794628, 13708530, 15993285, 17447220, 19191942, 21324380, 27417060, 31986570, 38383884, 47979855, 63973140, 95959710, 191919420]

約数ペア:

[(1, 191919420), (2, 95959710), (3, 63973140), (4, 47979855), (5, 38383884), (6, 31986570), (7, 27417060), (9, 21324380), (10, 19191942), (11, 17447220), (12, 15993285), (14, 13708530), (15, 12794628), (18, 10662190), (20, 9595971), (21, 9139020), (22, 8723610), (28, 6854265), (30, 6397314), (33, 5815740), (35, 5483412), (36, 5331095), (42, 4569510), (44, 4361805), (45, 4264876), (55, 3489444), (60, 3198657), (61, 3146220), (63, 3046340), (66, 2907870), (70, 2741706), (77, 2492460), (84, 2284755), (90, 2132438), (99, 1938580), (105, 1827804), (110, 1744722), (122, 1573110), (126, 1523170), (132, 1453935), (140, 1370853), (154, 1246230), (165, 1163148), (180, 1066219), (183, 1048740), (198, 969290), (210, 913902), (220, 872361), (227, 845460), (231, 830820), (244, 786555), (252, 761585), (305, 629244), (308, 623115), (315, 609268), (330, 581574), (366, 524370), (385, 498492), (396, 484645), (420, 456951), (427, 449460), (454, 422730), (462, 415410), (495, 387716), (549, 349580), (610, 314622), (630, 304634), (660, 290787), (671, 286020), (681, 281820), (693, 276940), (732, 262185), (770, 249246), (854, 224730), (908, 211365), (915, 209748), (924, 207705), (990, 193858), (1098, 174790), (1135, 169092), (1155, 166164), (1220, 157311), (1260, 152317), (1281, 149820), (1342, 143010), (1362, 140910), (1386, 138470), (1540, 124623), (1589, 120780), (1708, 112365), (1830, 104874), (1980, 96929), (2013, 95340), (2043, 93940), (2135, 89892), (2196, 87395), (2270, 84546), (2310, 83082), (2497, 76860), (2562, 74910), (2684, 71505), (2724, 70455), (2745, 69916), (2772, 69235), (3178, 60390), (3355, 57204), (3405, 56364), (3465, 55388), (3660, 52437), (3843, 49940), (4026, 47670), (4086, 46970), (4270, 44946), (4540, 42273), (4620, 41541), (4697, 40860), (4767, 40260), (4994, 38430), (5124, 37455), (5490, 34958), (6039, 31780), (6356, 30195), (6405, 29964), (6710, 28602), (6810, 28182), (6930, 27694), (7491, 25620), (7686, 24970), (7945, 24156), (8052, 23835), (8172, 23485), (8540, 22473), (9394, 20430), (9534, 20130), (9988, 19215), (10065, 19068), (10215, 18788), (10980, 17479), (12078, 15890), (12485, 15372), (12810, 14982), (13420, 14301), (13620, 14091), (13847, 13860)]