21347706960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{277099}}^1$

素因数の和:277225

約数の個数: 120

約数和(自身を含む): 72363002400

約数和(自身を除く): 51015295440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 107, 120, 144, 180, 214, 240, 321, 360, 428, 535, 642, 720, 856, 963, 1070, 1284, 1605, 1712, 1926, 2140, 2568, 3210, 3852, 4280, 4815, 5136, 6420, 7704, 8560, 9630, 12840, 15408, 19260, 25680, 38520, 77040, 277099, 554198, 831297, 1108396, 1385495, 1662594, 2216792, 2493891, 2770990, 3325188, 4156485, 4433584, 4987782, 5541980, 6650376, 8312970, 9975564, 11083960, 12469455, 13300752, 16625940, 19951128, 22167920, 24938910, 29649593, 33251880, 39902256, 49877820, 59299186, 66503760, 88948779, 99755640, 118598372, 148247965, 177897558, 199511280, 237196744, 266846337, 296495930, 355795116, 444743895, 474393488, 533692674, 592991860, 711590232, 889487790, 1067385348, 1185983720, 1334231685, 1423180464, 1778975580, 2134770696, 2371967440, 2668463370, 3557951160, 4269541392, 5336926740, 7115902320, 10673853480, 21347706960]

約数ペア:

[(1, 21347706960), (2, 10673853480), (3, 7115902320), (4, 5336926740), (5, 4269541392), (6, 3557951160), (8, 2668463370), (9, 2371967440), (10, 2134770696), (12, 1778975580), (15, 1423180464), (16, 1334231685), (18, 1185983720), (20, 1067385348), (24, 889487790), (30, 711590232), (36, 592991860), (40, 533692674), (45, 474393488), (48, 444743895), (60, 355795116), (72, 296495930), (80, 266846337), (90, 237196744), (107, 199511280), (120, 177897558), (144, 148247965), (180, 118598372), (214, 99755640), (240, 88948779), (321, 66503760), (360, 59299186), (428, 49877820), (535, 39902256), (642, 33251880), (720, 29649593), (856, 24938910), (963, 22167920), (1070, 19951128), (1284, 16625940), (1605, 13300752), (1712, 12469455), (1926, 11083960), (2140, 9975564), (2568, 8312970), (3210, 6650376), (3852, 5541980), (4280, 4987782), (4815, 4433584), (5136, 4156485), (6420, 3325188), (7704, 2770990), (8560, 2493891), (9630, 2216792), (12840, 1662594), (15408, 1385495), (19260, 1108396), (25680, 831297), (38520, 554198), (77040, 277099)]