21309600

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{683}}^1$

素因数の和:719

約数の個数: 144

約数和(自身を含む): 74807712

約数和(自身を除く): 53498112

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 683, 780, 800, 975, 1040, 1200, 1248, 1300, 1366, 1560, 1950, 2049, 2080, 2400, 2600, 2732, 3120, 3415, 3900, 4098, 5200, 5464, 6240, 6830, 7800, 8196, 8879, 10245, 10400, 10928, 13660, 15600, 16392, 17075, 17758, 20490, 21856, 26637, 27320, 31200, 32784, 34150, 35516, 40980, 44395, 51225, 53274, 54640, 65568, 68300, 71032, 81960, 88790, 102450, 106548, 109280, 133185, 136600, 142064, 163920, 177580, 204900, 213096, 221975, 266370, 273200, 284128, 327840, 355160, 409800, 426192, 443950, 532740, 546400, 665925, 710320, 819600, 852384, 887900, 1065480, 1331850, 1420640, 1639200, 1775800, 2130960, 2663700, 3551600, 4261920, 5327400, 7103200, 10654800, 21309600]

約数ペア:

[(1, 21309600), (2, 10654800), (3, 7103200), (4, 5327400), (5, 4261920), (6, 3551600), (8, 2663700), (10, 2130960), (12, 1775800), (13, 1639200), (15, 1420640), (16, 1331850), (20, 1065480), (24, 887900), (25, 852384), (26, 819600), (30, 710320), (32, 665925), (39, 546400), (40, 532740), (48, 443950), (50, 426192), (52, 409800), (60, 355160), (65, 327840), (75, 284128), (78, 273200), (80, 266370), (96, 221975), (100, 213096), (104, 204900), (120, 177580), (130, 163920), (150, 142064), (156, 136600), (160, 133185), (195, 109280), (200, 106548), (208, 102450), (240, 88790), (260, 81960), (300, 71032), (312, 68300), (325, 65568), (390, 54640), (400, 53274), (416, 51225), (480, 44395), (520, 40980), (600, 35516), (624, 34150), (650, 32784), (683, 31200), (780, 27320), (800, 26637), (975, 21856), (1040, 20490), (1200, 17758), (1248, 17075), (1300, 16392), (1366, 15600), (1560, 13660), (1950, 10928), (2049, 10400), (2080, 10245), (2400, 8879), (2600, 8196), (2732, 7800), (3120, 6830), (3415, 6240), (3900, 5464), (4098, 5200)]