400801200

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{17579}}^1$

素因数の和:17619

約数の個数: 120

約数和(自身を含む): 1351550400

約数和(自身を除く): 950749200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 25, 30, 38, 40, 48, 50, 57, 60, 75, 76, 80, 95, 100, 114, 120, 150, 152, 190, 200, 228, 240, 285, 300, 304, 380, 400, 456, 475, 570, 600, 760, 912, 950, 1140, 1200, 1425, 1520, 1900, 2280, 2850, 3800, 4560, 5700, 7600, 11400, 17579, 22800, 35158, 52737, 70316, 87895, 105474, 140632, 175790, 210948, 263685, 281264, 334001, 351580, 421896, 439475, 527370, 668002, 703160, 843792, 878950, 1002003, 1054740, 1318425, 1336004, 1406320, 1670005, 1757900, 2004006, 2109480, 2636850, 2672008, 3340010, 3515800, 4008012, 4218960, 5010015, 5273700, 5344016, 6680020, 7031600, 8016024, 8350025, 10020030, 10547400, 13360040, 16032048, 16700050, 20040060, 21094800, 25050075, 26720080, 33400100, 40080120, 50100150, 66800200, 80160240, 100200300, 133600400, 200400600, 400801200]

約数ペア:

[(1, 400801200), (2, 200400600), (3, 133600400), (4, 100200300), (5, 80160240), (6, 66800200), (8, 50100150), (10, 40080120), (12, 33400100), (15, 26720080), (16, 25050075), (19, 21094800), (20, 20040060), (24, 16700050), (25, 16032048), (30, 13360040), (38, 10547400), (40, 10020030), (48, 8350025), (50, 8016024), (57, 7031600), (60, 6680020), (75, 5344016), (76, 5273700), (80, 5010015), (95, 4218960), (100, 4008012), (114, 3515800), (120, 3340010), (150, 2672008), (152, 2636850), (190, 2109480), (200, 2004006), (228, 1757900), (240, 1670005), (285, 1406320), (300, 1336004), (304, 1318425), (380, 1054740), (400, 1002003), (456, 878950), (475, 843792), (570, 703160), (600, 668002), (760, 527370), (912, 439475), (950, 421896), (1140, 351580), (1200, 334001), (1425, 281264), (1520, 263685), (1900, 210948), (2280, 175790), (2850, 140632), (3800, 105474), (4560, 87895), (5700, 70316), (7600, 52737), (11400, 35158), (17579, 22800)]