72419200

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 211727520

約数和(自身を除く): 139308320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 53, 56, 61, 64, 70, 80, 100, 106, 112, 122, 128, 140, 160, 175, 200, 212, 224, 244, 265, 280, 305, 320, 350, 371, 400, 424, 427, 448, 488, 530, 560, 610, 640, 700, 742, 800, 848, 854, 896, 976, 1060, 1120, 1220, 1325, 1400, 1484, 1525, 1600, 1696, 1708, 1855, 1952, 2120, 2135, 2240, 2440, 2650, 2800, 2968, 3050, 3200, 3233, 3392, 3416, 3710, 3904, 4240, 4270, 4480, 4880, 5300, 5600, 5936, 6100, 6466, 6784, 6832, 7420, 7808, 8480, 8540, 9275, 9760, 10600, 10675, 11200, 11872, 12200, 12932, 13664, 14840, 16165, 16960, 17080, 18550, 19520, 21200, 21350, 22400, 22631, 23744, 24400, 25864, 27328, 29680, 32330, 33920, 34160, 37100, 39040, 42400, 42700, 45262, 47488, 48800, 51728, 54656, 59360, 64660, 68320, 74200, 80825, 84800, 85400, 90524, 97600, 103456, 113155, 118720, 129320, 136640, 148400, 161650, 169600, 170800, 181048, 195200, 206912, 226310, 237440, 258640, 273280, 296800, 323300, 341600, 362096, 413824, 452620, 517280, 565775, 593600, 646600, 683200, 724192, 905240, 1034560, 1131550, 1187200, 1293200, 1366400, 1448384, 1810480, 2069120, 2263100, 2586400, 2896768, 3620960, 4526200, 5172800, 7241920, 9052400, 10345600, 14483840, 18104800, 36209600, 72419200]

約数ペア:

[(1, 72419200), (2, 36209600), (4, 18104800), (5, 14483840), (7, 10345600), (8, 9052400), (10, 7241920), (14, 5172800), (16, 4526200), (20, 3620960), (25, 2896768), (28, 2586400), (32, 2263100), (35, 2069120), (40, 1810480), (50, 1448384), (53, 1366400), (56, 1293200), (61, 1187200), (64, 1131550), (70, 1034560), (80, 905240), (100, 724192), (106, 683200), (112, 646600), (122, 593600), (128, 565775), (140, 517280), (160, 452620), (175, 413824), (200, 362096), (212, 341600), (224, 323300), (244, 296800), (265, 273280), (280, 258640), (305, 237440), (320, 226310), (350, 206912), (371, 195200), (400, 181048), (424, 170800), (427, 169600), (448, 161650), (488, 148400), (530, 136640), (560, 129320), (610, 118720), (640, 113155), (700, 103456), (742, 97600), (800, 90524), (848, 85400), (854, 84800), (896, 80825), (976, 74200), (1060, 68320), (1120, 64660), (1220, 59360), (1325, 54656), (1400, 51728), (1484, 48800), (1525, 47488), (1600, 45262), (1696, 42700), (1708, 42400), (1855, 39040), (1952, 37100), (2120, 34160), (2135, 33920), (2240, 32330), (2440, 29680), (2650, 27328), (2800, 25864), (2968, 24400), (3050, 23744), (3200, 22631), (3233, 22400), (3392, 21350), (3416, 21200), (3710, 19520), (3904, 18550), (4240, 17080), (4270, 16960), (4480, 16165), (4880, 14840), (5300, 13664), (5600, 12932), (5936, 12200), (6100, 11872), (6466, 11200), (6784, 10675), (6832, 10600), (7420, 9760), (7808, 9275), (8480, 8540)]