18740400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:148

約数の個数: 240

約数和(自身を含む): 72328704

約数和(自身を除く): 53588304

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 48, 50, 56, 60, 69, 70, 75, 80, 84, 92, 97, 100, 105, 112, 115, 120, 138, 140, 150, 161, 168, 175, 184, 194, 200, 210, 230, 240, 276, 280, 291, 300, 322, 336, 345, 350, 368, 388, 400, 420, 460, 483, 485, 525, 552, 560, 575, 582, 600, 644, 679, 690, 700, 776, 805, 840, 920, 966, 970, 1050, 1104, 1150, 1164, 1200, 1288, 1358, 1380, 1400, 1455, 1552, 1610, 1680, 1725, 1840, 1932, 1940, 2037, 2100, 2231, 2300, 2328, 2415, 2425, 2576, 2716, 2760, 2800, 2910, 3220, 3395, 3450, 3864, 3880, 4025, 4074, 4200, 4462, 4600, 4656, 4830, 4850, 5432, 5520, 5820, 6440, 6693, 6790, 6900, 7275, 7728, 7760, 8050, 8148, 8400, 8924, 9200, 9660, 9700, 10185, 10864, 11155, 11640, 12075, 12880, 13386, 13580, 13800, 14550, 15617, 16100, 16296, 16975, 17848, 19320, 19400, 20370, 22310, 23280, 24150, 26772, 27160, 27600, 29100, 31234, 32200, 32592, 33465, 33950, 35696, 38640, 38800, 40740, 44620, 46851, 48300, 50925, 53544, 54320, 55775, 58200, 62468, 64400, 66930, 67900, 78085, 81480, 89240, 93702, 96600, 101850, 107088, 111550, 116400, 124936, 133860, 135800, 156170, 162960, 167325, 178480, 187404, 193200, 203700, 223100, 234255, 249872, 267720, 271600, 312340, 334650, 374808, 390425, 407400, 446200, 468510, 535440, 624680, 669300, 749616, 780850, 814800, 892400, 937020, 1171275, 1249360, 1338600, 1561700, 1874040, 2342550, 2677200, 3123400, 3748080, 4685100, 6246800, 9370200, 18740400]

約数ペア:

[(1, 18740400), (2, 9370200), (3, 6246800), (4, 4685100), (5, 3748080), (6, 3123400), (7, 2677200), (8, 2342550), (10, 1874040), (12, 1561700), (14, 1338600), (15, 1249360), (16, 1171275), (20, 937020), (21, 892400), (23, 814800), (24, 780850), (25, 749616), (28, 669300), (30, 624680), (35, 535440), (40, 468510), (42, 446200), (46, 407400), (48, 390425), (50, 374808), (56, 334650), (60, 312340), (69, 271600), (70, 267720), (75, 249872), (80, 234255), (84, 223100), (92, 203700), (97, 193200), (100, 187404), (105, 178480), (112, 167325), (115, 162960), (120, 156170), (138, 135800), (140, 133860), (150, 124936), (161, 116400), (168, 111550), (175, 107088), (184, 101850), (194, 96600), (200, 93702), (210, 89240), (230, 81480), (240, 78085), (276, 67900), (280, 66930), (291, 64400), (300, 62468), (322, 58200), (336, 55775), (345, 54320), (350, 53544), (368, 50925), (388, 48300), (400, 46851), (420, 44620), (460, 40740), (483, 38800), (485, 38640), (525, 35696), (552, 33950), (560, 33465), (575, 32592), (582, 32200), (600, 31234), (644, 29100), (679, 27600), (690, 27160), (700, 26772), (776, 24150), (805, 23280), (840, 22310), (920, 20370), (966, 19400), (970, 19320), (1050, 17848), (1104, 16975), (1150, 16296), (1164, 16100), (1200, 15617), (1288, 14550), (1358, 13800), (1380, 13580), (1400, 13386), (1455, 12880), (1552, 12075), (1610, 11640), (1680, 11155), (1725, 10864), (1840, 10185), (1932, 9700), (1940, 9660), (2037, 9200), (2100, 8924), (2231, 8400), (2300, 8148), (2328, 8050), (2415, 7760), (2425, 7728), (2576, 7275), (2716, 6900), (2760, 6790), (2800, 6693), (2910, 6440), (3220, 5820), (3395, 5520), (3450, 5432), (3864, 4850), (3880, 4830), (4025, 4656), (4074, 4600), (4200, 4462)]