280924000

素因数分解:

$2^5\times 5^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 192

約数和(自身を含む): 805109760

約数和(自身を除く): 524185760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 79, 80, 100, 112, 125, 127, 140, 158, 160, 175, 200, 224, 250, 254, 280, 316, 350, 395, 400, 500, 508, 553, 560, 632, 635, 700, 790, 800, 875, 889, 1000, 1016, 1106, 1120, 1264, 1270, 1400, 1580, 1750, 1778, 1975, 2000, 2032, 2212, 2528, 2540, 2765, 2800, 3160, 3175, 3500, 3556, 3950, 4000, 4064, 4424, 4445, 5080, 5530, 5600, 6320, 6350, 7000, 7112, 7900, 8848, 8890, 9875, 10033, 10160, 11060, 12640, 12700, 13825, 14000, 14224, 15800, 15875, 17696, 17780, 19750, 20066, 20320, 22120, 22225, 25400, 27650, 28000, 28448, 31600, 31750, 35560, 39500, 40132, 44240, 44450, 50165, 50800, 55300, 63200, 63500, 69125, 70231, 71120, 79000, 80264, 88480, 88900, 100330, 101600, 110600, 111125, 127000, 138250, 140462, 142240, 158000, 160528, 177800, 200660, 221200, 222250, 250825, 254000, 276500, 280924, 316000, 321056, 351155, 355600, 401320, 442400, 444500, 501650, 508000, 553000, 561848, 702310, 711200, 802640, 889000, 1003300, 1106000, 1123696, 1254125, 1404620, 1605280, 1755775, 1778000, 2006600, 2212000, 2247392, 2508250, 2809240, 3511550, 3556000, 4013200, 5016500, 5618480, 7023100, 8026400, 8778875, 10033000, 11236960, 14046200, 17557750, 20066000, 28092400, 35115500, 40132000, 56184800, 70231000, 140462000, 280924000]

約数ペア:

[(1, 280924000), (2, 140462000), (4, 70231000), (5, 56184800), (7, 40132000), (8, 35115500), (10, 28092400), (14, 20066000), (16, 17557750), (20, 14046200), (25, 11236960), (28, 10033000), (32, 8778875), (35, 8026400), (40, 7023100), (50, 5618480), (56, 5016500), (70, 4013200), (79, 3556000), (80, 3511550), (100, 2809240), (112, 2508250), (125, 2247392), (127, 2212000), (140, 2006600), (158, 1778000), (160, 1755775), (175, 1605280), (200, 1404620), (224, 1254125), (250, 1123696), (254, 1106000), (280, 1003300), (316, 889000), (350, 802640), (395, 711200), (400, 702310), (500, 561848), (508, 553000), (553, 508000), (560, 501650), (632, 444500), (635, 442400), (700, 401320), (790, 355600), (800, 351155), (875, 321056), (889, 316000), (1000, 280924), (1016, 276500), (1106, 254000), (1120, 250825), (1264, 222250), (1270, 221200), (1400, 200660), (1580, 177800), (1750, 160528), (1778, 158000), (1975, 142240), (2000, 140462), (2032, 138250), (2212, 127000), (2528, 111125), (2540, 110600), (2765, 101600), (2800, 100330), (3160, 88900), (3175, 88480), (3500, 80264), (3556, 79000), (3950, 71120), (4000, 70231), (4064, 69125), (4424, 63500), (4445, 63200), (5080, 55300), (5530, 50800), (5600, 50165), (6320, 44450), (6350, 44240), (7000, 40132), (7112, 39500), (7900, 35560), (8848, 31750), (8890, 31600), (9875, 28448), (10033, 28000), (10160, 27650), (11060, 25400), (12640, 22225), (12700, 22120), (13825, 20320), (14000, 20066), (14224, 19750), (15800, 17780), (15875, 17696)]