28423800

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{15791}}^1$

素因数の和:15813

約数の個数: 72

約数和(自身を含む): 95462640

約数和(自身を除く): 67038840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 15791, 31582, 47373, 63164, 78955, 94746, 126328, 142119, 157910, 189492, 236865, 284238, 315820, 378984, 394775, 473730, 568476, 631640, 710595, 789550, 947460, 1136952, 1184325, 1421190, 1579100, 1894920, 2368650, 2842380, 3158200, 3552975, 4737300, 5684760, 7105950, 9474600, 14211900, 28423800]

約数ペア:

[(1, 28423800), (2, 14211900), (3, 9474600), (4, 7105950), (5, 5684760), (6, 4737300), (8, 3552975), (9, 3158200), (10, 2842380), (12, 2368650), (15, 1894920), (18, 1579100), (20, 1421190), (24, 1184325), (25, 1136952), (30, 947460), (36, 789550), (40, 710595), (45, 631640), (50, 568476), (60, 473730), (72, 394775), (75, 378984), (90, 315820), (100, 284238), (120, 236865), (150, 189492), (180, 157910), (200, 142119), (225, 126328), (300, 94746), (360, 78955), (450, 63164), (600, 47373), (900, 31582), (1800, 15791)]