15380400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{1831}}^1$

素因数の和:1859

約数の個数: 120

約数和(自身を含む): 56337664

約数和(自身を除く): 40957264

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 1831, 2100, 2800, 3662, 4200, 5493, 7324, 8400, 9155, 10986, 12817, 14648, 18310, 21972, 25634, 27465, 29296, 36620, 38451, 43944, 45775, 51268, 54930, 64085, 73240, 76902, 87888, 91550, 102536, 109860, 128170, 137325, 146480, 153804, 183100, 192255, 205072, 219720, 256340, 274650, 307608, 320425, 366200, 384510, 439440, 512680, 549300, 615216, 640850, 732400, 769020, 961275, 1025360, 1098600, 1281700, 1538040, 1922550, 2197200, 2563400, 3076080, 3845100, 5126800, 7690200, 15380400]

約数ペア:

[(1, 15380400), (2, 7690200), (3, 5126800), (4, 3845100), (5, 3076080), (6, 2563400), (7, 2197200), (8, 1922550), (10, 1538040), (12, 1281700), (14, 1098600), (15, 1025360), (16, 961275), (20, 769020), (21, 732400), (24, 640850), (25, 615216), (28, 549300), (30, 512680), (35, 439440), (40, 384510), (42, 366200), (48, 320425), (50, 307608), (56, 274650), (60, 256340), (70, 219720), (75, 205072), (80, 192255), (84, 183100), (100, 153804), (105, 146480), (112, 137325), (120, 128170), (140, 109860), (150, 102536), (168, 91550), (175, 87888), (200, 76902), (210, 73240), (240, 64085), (280, 54930), (300, 51268), (336, 45775), (350, 43944), (400, 38451), (420, 36620), (525, 29296), (560, 27465), (600, 25634), (700, 21972), (840, 18310), (1050, 14648), (1200, 12817), (1400, 10986), (1680, 9155), (1831, 8400), (2100, 7324), (2800, 5493), (3662, 4200)]