379936000

素因数分解:

$2^8\times 5^3\times {\mathrm{31}}^1\times {\mathrm{383}}^1$

素因数の和:445

約数の個数: 144

約数和(自身を含む): 979550208

約数和(自身を除く): 599614208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 125, 128, 155, 160, 200, 248, 250, 256, 310, 320, 383, 400, 496, 500, 620, 640, 766, 775, 800, 992, 1000, 1240, 1280, 1532, 1550, 1600, 1915, 1984, 2000, 2480, 3064, 3100, 3200, 3830, 3875, 3968, 4000, 4960, 6128, 6200, 6400, 7660, 7750, 7936, 8000, 9575, 9920, 11873, 12256, 12400, 15320, 15500, 16000, 19150, 19840, 23746, 24512, 24800, 30640, 31000, 32000, 38300, 39680, 47492, 47875, 49024, 49600, 59365, 61280, 62000, 76600, 94984, 95750, 98048, 99200, 118730, 122560, 124000, 153200, 189968, 191500, 198400, 237460, 245120, 248000, 296825, 306400, 379936, 383000, 474920, 490240, 496000, 593650, 612800, 759872, 766000, 949840, 992000, 1187300, 1225600, 1484125, 1519744, 1532000, 1899680, 2374600, 2451200, 2968250, 3039488, 3064000, 3799360, 4749200, 5936500, 6128000, 7598720, 9498400, 11873000, 12256000, 15197440, 18996800, 23746000, 37993600, 47492000, 75987200, 94984000, 189968000, 379936000]

約数ペア:

[(1, 379936000), (2, 189968000), (4, 94984000), (5, 75987200), (8, 47492000), (10, 37993600), (16, 23746000), (20, 18996800), (25, 15197440), (31, 12256000), (32, 11873000), (40, 9498400), (50, 7598720), (62, 6128000), (64, 5936500), (80, 4749200), (100, 3799360), (124, 3064000), (125, 3039488), (128, 2968250), (155, 2451200), (160, 2374600), (200, 1899680), (248, 1532000), (250, 1519744), (256, 1484125), (310, 1225600), (320, 1187300), (383, 992000), (400, 949840), (496, 766000), (500, 759872), (620, 612800), (640, 593650), (766, 496000), (775, 490240), (800, 474920), (992, 383000), (1000, 379936), (1240, 306400), (1280, 296825), (1532, 248000), (1550, 245120), (1600, 237460), (1915, 198400), (1984, 191500), (2000, 189968), (2480, 153200), (3064, 124000), (3100, 122560), (3200, 118730), (3830, 99200), (3875, 98048), (3968, 95750), (4000, 94984), (4960, 76600), (6128, 62000), (6200, 61280), (6400, 59365), (7660, 49600), (7750, 49024), (7936, 47875), (8000, 47492), (9575, 39680), (9920, 38300), (11873, 32000), (12256, 31000), (12400, 30640), (15320, 24800), (15500, 24512), (16000, 23746), (19150, 19840)]