388393600

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{2477}}^1$

素因数の和:2515

約数の個数: 144

約数和(自身を含む): 1116549630

約数和(自身を除く): 728156030

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1120, 1225, 1400, 1568, 1600, 1960, 2240, 2450, 2477, 2800, 3136, 3200, 3920, 4480, 4900, 4954, 5600, 6272, 7840, 9800, 9908, 11200, 12385, 15680, 17339, 19600, 19816, 22400, 24770, 31360, 34678, 39200, 39632, 49540, 61925, 69356, 78400, 79264, 86695, 99080, 121373, 123850, 138712, 156800, 158528, 173390, 198160, 242746, 247700, 277424, 317056, 346780, 396320, 433475, 485492, 495400, 554848, 606865, 693560, 792640, 866950, 970984, 990800, 1109696, 1213730, 1387120, 1585280, 1733900, 1941968, 1981600, 2219392, 2427460, 2774240, 3034325, 3467800, 3883936, 3963200, 4854920, 5548480, 6068650, 6935600, 7767872, 7926400, 9709840, 11096960, 12137300, 13871200, 15535744, 19419680, 24274600, 27742400, 38839360, 48549200, 55484800, 77678720, 97098400, 194196800, 388393600]

約数ペア:

[(1, 388393600), (2, 194196800), (4, 97098400), (5, 77678720), (7, 55484800), (8, 48549200), (10, 38839360), (14, 27742400), (16, 24274600), (20, 19419680), (25, 15535744), (28, 13871200), (32, 12137300), (35, 11096960), (40, 9709840), (49, 7926400), (50, 7767872), (56, 6935600), (64, 6068650), (70, 5548480), (80, 4854920), (98, 3963200), (100, 3883936), (112, 3467800), (128, 3034325), (140, 2774240), (160, 2427460), (175, 2219392), (196, 1981600), (200, 1941968), (224, 1733900), (245, 1585280), (280, 1387120), (320, 1213730), (350, 1109696), (392, 990800), (400, 970984), (448, 866950), (490, 792640), (560, 693560), (640, 606865), (700, 554848), (784, 495400), (800, 485492), (896, 433475), (980, 396320), (1120, 346780), (1225, 317056), (1400, 277424), (1568, 247700), (1600, 242746), (1960, 198160), (2240, 173390), (2450, 158528), (2477, 156800), (2800, 138712), (3136, 123850), (3200, 121373), (3920, 99080), (4480, 86695), (4900, 79264), (4954, 78400), (5600, 69356), (6272, 61925), (7840, 49540), (9800, 39632), (9908, 39200), (11200, 34678), (12385, 31360), (15680, 24770), (17339, 22400), (19600, 19816)]