28758300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{257}}^1\times {\mathrm{373}}^1$

素因数の和:647

約数の個数: 72

約数和(自身を含む): 83755056

約数和(自身を除く): 54996756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 257, 300, 373, 514, 746, 771, 1028, 1119, 1285, 1492, 1542, 1865, 2238, 2570, 3084, 3730, 3855, 4476, 5140, 5595, 6425, 7460, 7710, 9325, 11190, 12850, 15420, 18650, 19275, 22380, 25700, 27975, 37300, 38550, 55950, 77100, 95861, 111900, 191722, 287583, 383444, 479305, 575166, 958610, 1150332, 1437915, 1917220, 2396525, 2875830, 4793050, 5751660, 7189575, 9586100, 14379150, 28758300]

約数ペア:

[(1, 28758300), (2, 14379150), (3, 9586100), (4, 7189575), (5, 5751660), (6, 4793050), (10, 2875830), (12, 2396525), (15, 1917220), (20, 1437915), (25, 1150332), (30, 958610), (50, 575166), (60, 479305), (75, 383444), (100, 287583), (150, 191722), (257, 111900), (300, 95861), (373, 77100), (514, 55950), (746, 38550), (771, 37300), (1028, 27975), (1119, 25700), (1285, 22380), (1492, 19275), (1542, 18650), (1865, 15420), (2238, 12850), (2570, 11190), (3084, 9325), (3730, 7710), (3855, 7460), (4476, 6425), (5140, 5595)]