28918800

素因数分解:

$2^4\times 3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:330

約数の個数: 180

約数和(自身を含む): 104191620

約数和(自身を除く): 75272820

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 29, 30, 36, 40, 45, 48, 50, 58, 60, 72, 75, 80, 87, 90, 100, 116, 120, 144, 145, 150, 174, 180, 200, 225, 232, 240, 261, 277, 290, 300, 348, 360, 400, 435, 450, 464, 522, 554, 580, 600, 696, 720, 725, 831, 870, 900, 1044, 1108, 1160, 1200, 1305, 1385, 1392, 1450, 1662, 1740, 1800, 2088, 2175, 2216, 2320, 2493, 2610, 2770, 2900, 3324, 3480, 3600, 4155, 4176, 4350, 4432, 4986, 5220, 5540, 5800, 6525, 6648, 6925, 6960, 8033, 8310, 8700, 9972, 10440, 11080, 11600, 12465, 13050, 13296, 13850, 16066, 16620, 17400, 19944, 20775, 20880, 22160, 24099, 24930, 26100, 27700, 32132, 33240, 34800, 39888, 40165, 41550, 48198, 49860, 52200, 55400, 62325, 64264, 66480, 72297, 80330, 83100, 96396, 99720, 104400, 110800, 120495, 124650, 128528, 144594, 160660, 166200, 192792, 199440, 200825, 240990, 249300, 289188, 321320, 332400, 361485, 385584, 401650, 481980, 498600, 578376, 602475, 642640, 722970, 803300, 963960, 997200, 1156752, 1204950, 1445940, 1606600, 1807425, 1927920, 2409900, 2891880, 3213200, 3614850, 4819800, 5783760, 7229700, 9639600, 14459400, 28918800]

約数ペア:

[(1, 28918800), (2, 14459400), (3, 9639600), (4, 7229700), (5, 5783760), (6, 4819800), (8, 3614850), (9, 3213200), (10, 2891880), (12, 2409900), (15, 1927920), (16, 1807425), (18, 1606600), (20, 1445940), (24, 1204950), (25, 1156752), (29, 997200), (30, 963960), (36, 803300), (40, 722970), (45, 642640), (48, 602475), (50, 578376), (58, 498600), (60, 481980), (72, 401650), (75, 385584), (80, 361485), (87, 332400), (90, 321320), (100, 289188), (116, 249300), (120, 240990), (144, 200825), (145, 199440), (150, 192792), (174, 166200), (180, 160660), (200, 144594), (225, 128528), (232, 124650), (240, 120495), (261, 110800), (277, 104400), (290, 99720), (300, 96396), (348, 83100), (360, 80330), (400, 72297), (435, 66480), (450, 64264), (464, 62325), (522, 55400), (554, 52200), (580, 49860), (600, 48198), (696, 41550), (720, 40165), (725, 39888), (831, 34800), (870, 33240), (900, 32132), (1044, 27700), (1108, 26100), (1160, 24930), (1200, 24099), (1305, 22160), (1385, 20880), (1392, 20775), (1450, 19944), (1662, 17400), (1740, 16620), (1800, 16066), (2088, 13850), (2175, 13296), (2216, 13050), (2320, 12465), (2493, 11600), (2610, 11080), (2770, 10440), (2900, 9972), (3324, 8700), (3480, 8310), (3600, 8033), (4155, 6960), (4176, 6925), (4350, 6648), (4432, 6525), (4986, 5800), (5220, 5540)]