439846720

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:360

約数の個数: 112

約数和(自身を含む): 1076797440

約数和(自身を除く): 636950720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 127, 137, 158, 160, 254, 274, 316, 320, 395, 508, 548, 632, 635, 685, 790, 1016, 1096, 1264, 1270, 1370, 1580, 2032, 2192, 2528, 2540, 2740, 3160, 4064, 4384, 5056, 5080, 5480, 6320, 8128, 8768, 10033, 10160, 10823, 10960, 12640, 17399, 20066, 20320, 21646, 21920, 25280, 34798, 40132, 40640, 43292, 43840, 50165, 54115, 69596, 80264, 86584, 86995, 100330, 108230, 139192, 160528, 173168, 173990, 200660, 216460, 278384, 321056, 346336, 347980, 401320, 432920, 556768, 642112, 692672, 695960, 802640, 865840, 1113536, 1374521, 1391920, 1605280, 1731680, 2749042, 2783840, 3210560, 3463360, 5498084, 5567680, 6872605, 10996168, 13745210, 21992336, 27490420, 43984672, 54980840, 87969344, 109961680, 219923360, 439846720]

約数ペア:

[(1, 439846720), (2, 219923360), (4, 109961680), (5, 87969344), (8, 54980840), (10, 43984672), (16, 27490420), (20, 21992336), (32, 13745210), (40, 10996168), (64, 6872605), (79, 5567680), (80, 5498084), (127, 3463360), (137, 3210560), (158, 2783840), (160, 2749042), (254, 1731680), (274, 1605280), (316, 1391920), (320, 1374521), (395, 1113536), (508, 865840), (548, 802640), (632, 695960), (635, 692672), (685, 642112), (790, 556768), (1016, 432920), (1096, 401320), (1264, 347980), (1270, 346336), (1370, 321056), (1580, 278384), (2032, 216460), (2192, 200660), (2528, 173990), (2540, 173168), (2740, 160528), (3160, 139192), (4064, 108230), (4384, 100330), (5056, 86995), (5080, 86584), (5480, 80264), (6320, 69596), (8128, 54115), (8768, 50165), (10033, 43840), (10160, 43292), (10823, 40640), (10960, 40132), (12640, 34798), (17399, 25280), (20066, 21920), (20320, 21646)]