28923000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 93450240

約数和(自身を除く): 64527240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 50, 60, 62, 75, 93, 100, 120, 124, 125, 150, 155, 186, 200, 248, 250, 300, 310, 311, 372, 375, 465, 500, 600, 620, 622, 744, 750, 775, 930, 933, 1000, 1240, 1244, 1500, 1550, 1555, 1860, 1866, 2325, 2488, 3000, 3100, 3110, 3720, 3732, 3875, 4650, 4665, 6200, 6220, 7464, 7750, 7775, 9300, 9330, 9641, 11625, 12440, 15500, 15550, 18600, 18660, 19282, 23250, 23325, 28923, 31000, 31100, 37320, 38564, 38875, 46500, 46650, 48205, 57846, 62200, 77128, 77750, 93000, 93300, 96410, 115692, 116625, 144615, 155500, 186600, 192820, 231384, 233250, 241025, 289230, 311000, 385640, 466500, 482050, 578460, 723075, 933000, 964100, 1156920, 1205125, 1446150, 1928200, 2410250, 2892300, 3615375, 4820500, 5784600, 7230750, 9641000, 14461500, 28923000]

約数ペア:

[(1, 28923000), (2, 14461500), (3, 9641000), (4, 7230750), (5, 5784600), (6, 4820500), (8, 3615375), (10, 2892300), (12, 2410250), (15, 1928200), (20, 1446150), (24, 1205125), (25, 1156920), (30, 964100), (31, 933000), (40, 723075), (50, 578460), (60, 482050), (62, 466500), (75, 385640), (93, 311000), (100, 289230), (120, 241025), (124, 233250), (125, 231384), (150, 192820), (155, 186600), (186, 155500), (200, 144615), (248, 116625), (250, 115692), (300, 96410), (310, 93300), (311, 93000), (372, 77750), (375, 77128), (465, 62200), (500, 57846), (600, 48205), (620, 46650), (622, 46500), (744, 38875), (750, 38564), (775, 37320), (930, 31100), (933, 31000), (1000, 28923), (1240, 23325), (1244, 23250), (1500, 19282), (1550, 18660), (1555, 18600), (1860, 15550), (1866, 15500), (2325, 12440), (2488, 11625), (3000, 9641), (3100, 9330), (3110, 9300), (3720, 7775), (3732, 7750), (3875, 7464), (4650, 6220), (4665, 6200)]