19851330555

素因数分解:

$3^4\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1$

素因数の和:368

約数の個数: 240

約数和(自身を含む): 42773759424

約数和(自身を除く): 22922428869

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 71, 73, 81, 105, 135, 147, 189, 193, 213, 219, 245, 315, 355, 365, 405, 441, 497, 511, 567, 579, 639, 657, 735, 945, 965, 1065, 1095, 1323, 1351, 1491, 1533, 1737, 1917, 1971, 2205, 2485, 2555, 2835, 2895, 3195, 3285, 3479, 3577, 3969, 4053, 4473, 4599, 5183, 5211, 5751, 5913, 6615, 6755, 7455, 7665, 8685, 9457, 9585, 9855, 10437, 10731, 12159, 13419, 13703, 13797, 14089, 15549, 15633, 17395, 17885, 19845, 20265, 22365, 22995, 25915, 26055, 28371, 28755, 29565, 31311, 32193, 36281, 36477, 40257, 41109, 41391, 42267, 46647, 47285, 52185, 53655, 60795, 67095, 68515, 68985, 70445, 77745, 78165, 85113, 93933, 95921, 96579, 98623, 108843, 109431, 123327, 126801, 139941, 141855, 156555, 160965, 181405, 182385, 201285, 205545, 206955, 211335, 233235, 253967, 255339, 281799, 287763, 289737, 295869, 326529, 369981, 380403, 419823, 425565, 469665, 479605, 482895, 493115, 544215, 547155, 616635, 634005, 671447, 690361, 699705, 761901, 766017, 863289, 887607, 979587, 1000319, 1109943, 1141209, 1269835, 1276695, 1408995, 1438815, 1448685, 1479345, 1632645, 1849905, 1902015, 2014341, 2071083, 2099115, 2285703, 2589867, 2662821, 2938761, 3000957, 3357235, 3451805, 3809505, 3830085, 4316445, 4438035, 4897935, 5001595, 5549715, 5706045, 6043023, 6213249, 6857109, 7002233, 7769601, 7988463, 9002871, 10071705, 10355415, 11428515, 12949335, 13314105, 14693805, 15004785, 18129069, 18639747, 20571327, 21006699, 27008613, 30215115, 31066245, 34285545, 35011165, 38848005, 39942315, 45014355, 49015631, 54387207, 55919241, 63020097, 81025839, 90645345, 93198735, 102856635, 105033495, 135043065, 147046893, 189060291, 245078155, 271936035, 279596205, 315100485, 405129195, 441140679, 567180873, 735234465, 945301455, 1323422037, 2205703395, 2835904365, 3970266111, 6617110185, 19851330555]

約数ペア:

[(1, 19851330555), (3, 6617110185), (5, 3970266111), (7, 2835904365), (9, 2205703395), (15, 1323422037), (21, 945301455), (27, 735234465), (35, 567180873), (45, 441140679), (49, 405129195), (63, 315100485), (71, 279596205), (73, 271936035), (81, 245078155), (105, 189060291), (135, 147046893), (147, 135043065), (189, 105033495), (193, 102856635), (213, 93198735), (219, 90645345), (245, 81025839), (315, 63020097), (355, 55919241), (365, 54387207), (405, 49015631), (441, 45014355), (497, 39942315), (511, 38848005), (567, 35011165), (579, 34285545), (639, 31066245), (657, 30215115), (735, 27008613), (945, 21006699), (965, 20571327), (1065, 18639747), (1095, 18129069), (1323, 15004785), (1351, 14693805), (1491, 13314105), (1533, 12949335), (1737, 11428515), (1917, 10355415), (1971, 10071705), (2205, 9002871), (2485, 7988463), (2555, 7769601), (2835, 7002233), (2895, 6857109), (3195, 6213249), (3285, 6043023), (3479, 5706045), (3577, 5549715), (3969, 5001595), (4053, 4897935), (4473, 4438035), (4599, 4316445), (5183, 3830085), (5211, 3809505), (5751, 3451805), (5913, 3357235), (6615, 3000957), (6755, 2938761), (7455, 2662821), (7665, 2589867), (8685, 2285703), (9457, 2099115), (9585, 2071083), (9855, 2014341), (10437, 1902015), (10731, 1849905), (12159, 1632645), (13419, 1479345), (13703, 1448685), (13797, 1438815), (14089, 1408995), (15549, 1276695), (15633, 1269835), (17395, 1141209), (17885, 1109943), (19845, 1000319), (20265, 979587), (22365, 887607), (22995, 863289), (25915, 766017), (26055, 761901), (28371, 699705), (28755, 690361), (29565, 671447), (31311, 634005), (32193, 616635), (36281, 547155), (36477, 544215), (40257, 493115), (41109, 482895), (41391, 479605), (42267, 469665), (46647, 425565), (47285, 419823), (52185, 380403), (53655, 369981), (60795, 326529), (67095, 295869), (68515, 289737), (68985, 287763), (70445, 281799), (77745, 255339), (78165, 253967), (85113, 233235), (93933, 211335), (95921, 206955), (96579, 205545), (98623, 201285), (108843, 182385), (109431, 181405), (123327, 160965), (126801, 156555), (139941, 141855)]