28208430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1$

素因数の和:290

約数の個数: 96

約数和(自身を含む): 77467104

約数和(自身を除く): 49258674

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 43, 45, 74, 86, 90, 111, 129, 185, 197, 215, 222, 258, 333, 370, 387, 394, 430, 555, 591, 645, 666, 774, 985, 1110, 1182, 1290, 1591, 1665, 1773, 1935, 1970, 2955, 3182, 3330, 3546, 3870, 4773, 5910, 7289, 7955, 8471, 8865, 9546, 14319, 14578, 15910, 16942, 17730, 21867, 23865, 25413, 28638, 36445, 42355, 43734, 47730, 50826, 65601, 71595, 72890, 76239, 84710, 109335, 127065, 131202, 143190, 152478, 218670, 254130, 313427, 328005, 381195, 626854, 656010, 762390, 940281, 1567135, 1880562, 2820843, 3134270, 4701405, 5641686, 9402810, 14104215, 28208430]

約数ペア:

[(1, 28208430), (2, 14104215), (3, 9402810), (5, 5641686), (6, 4701405), (9, 3134270), (10, 2820843), (15, 1880562), (18, 1567135), (30, 940281), (37, 762390), (43, 656010), (45, 626854), (74, 381195), (86, 328005), (90, 313427), (111, 254130), (129, 218670), (185, 152478), (197, 143190), (215, 131202), (222, 127065), (258, 109335), (333, 84710), (370, 76239), (387, 72890), (394, 71595), (430, 65601), (555, 50826), (591, 47730), (645, 43734), (666, 42355), (774, 36445), (985, 28638), (1110, 25413), (1182, 23865), (1290, 21867), (1591, 17730), (1665, 16942), (1773, 15910), (1935, 14578), (1970, 14319), (2955, 9546), (3182, 8865), (3330, 8471), (3546, 7955), (3870, 7289), (4773, 5910)]