12387200

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{79}}^1$

素因数の和:117

約数の個数: 144

約数和(自身を含む): 36046800

約数和(自身を除く): 23659600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 79, 80, 98, 100, 112, 128, 140, 158, 160, 175, 196, 200, 224, 245, 280, 316, 320, 350, 392, 395, 400, 448, 490, 553, 560, 632, 640, 700, 784, 790, 800, 896, 980, 1106, 1120, 1225, 1264, 1400, 1568, 1580, 1600, 1960, 1975, 2212, 2240, 2450, 2528, 2765, 2800, 3136, 3160, 3200, 3871, 3920, 3950, 4424, 4480, 4900, 5056, 5530, 5600, 6272, 6320, 7742, 7840, 7900, 8848, 9800, 10112, 11060, 11200, 12640, 13825, 15484, 15680, 15800, 17696, 19355, 19600, 22120, 22400, 25280, 27650, 30968, 31360, 31600, 35392, 38710, 39200, 44240, 50560, 55300, 61936, 63200, 70784, 77420, 78400, 88480, 96775, 110600, 123872, 126400, 154840, 156800, 176960, 193550, 221200, 247744, 252800, 309680, 353920, 387100, 442400, 495488, 619360, 774200, 884800, 1238720, 1548400, 1769600, 2477440, 3096800, 6193600, 12387200]

約数ペア:

[(1, 12387200), (2, 6193600), (4, 3096800), (5, 2477440), (7, 1769600), (8, 1548400), (10, 1238720), (14, 884800), (16, 774200), (20, 619360), (25, 495488), (28, 442400), (32, 387100), (35, 353920), (40, 309680), (49, 252800), (50, 247744), (56, 221200), (64, 193550), (70, 176960), (79, 156800), (80, 154840), (98, 126400), (100, 123872), (112, 110600), (128, 96775), (140, 88480), (158, 78400), (160, 77420), (175, 70784), (196, 63200), (200, 61936), (224, 55300), (245, 50560), (280, 44240), (316, 39200), (320, 38710), (350, 35392), (392, 31600), (395, 31360), (400, 30968), (448, 27650), (490, 25280), (553, 22400), (560, 22120), (632, 19600), (640, 19355), (700, 17696), (784, 15800), (790, 15680), (800, 15484), (896, 13825), (980, 12640), (1106, 11200), (1120, 11060), (1225, 10112), (1264, 9800), (1400, 8848), (1568, 7900), (1580, 7840), (1600, 7742), (1960, 6320), (1975, 6272), (2212, 5600), (2240, 5530), (2450, 5056), (2528, 4900), (2765, 4480), (2800, 4424), (3136, 3950), (3160, 3920), (3200, 3871)]