384777400

素因数分解:

$2^3\times 5^2\times 7^3\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:187

約数の個数: 192

約数和(自身を含む): 1071360000

約数和(自身を除く): 686582600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 71, 79, 98, 100, 140, 142, 158, 175, 196, 200, 245, 280, 284, 316, 343, 350, 355, 392, 395, 490, 497, 553, 568, 632, 686, 700, 710, 790, 980, 994, 1106, 1225, 1372, 1400, 1420, 1580, 1715, 1775, 1960, 1975, 1988, 2212, 2450, 2485, 2744, 2765, 2840, 3160, 3430, 3479, 3550, 3871, 3950, 3976, 4424, 4900, 4970, 5530, 5609, 6860, 6958, 7100, 7742, 7900, 8575, 9800, 9940, 11060, 11218, 12425, 13720, 13825, 13916, 14200, 15484, 15800, 17150, 17395, 19355, 19880, 22120, 22436, 24353, 24850, 27097, 27650, 27832, 28045, 30968, 34300, 34790, 38710, 39263, 44872, 48706, 49700, 54194, 55300, 56090, 68600, 69580, 77420, 78526, 86975, 96775, 97412, 99400, 108388, 110600, 112180, 121765, 135485, 139160, 140225, 154840, 157052, 173950, 193550, 194824, 196315, 216776, 224360, 243530, 270970, 274841, 280450, 314104, 347900, 387100, 392630, 487060, 541940, 549682, 560900, 608825, 677425, 695800, 774200, 785260, 974120, 981575, 1083880, 1099364, 1121800, 1217650, 1354850, 1374205, 1570520, 1923887, 1963150, 2198728, 2435300, 2709700, 2748410, 3847774, 3926300, 4870600, 5419400, 5496820, 6871025, 7695548, 7852600, 9619435, 10993640, 13742050, 15391096, 19238870, 27484100, 38477740, 48097175, 54968200, 76955480, 96194350, 192388700, 384777400]

約数ペア:

[(1, 384777400), (2, 192388700), (4, 96194350), (5, 76955480), (7, 54968200), (8, 48097175), (10, 38477740), (14, 27484100), (20, 19238870), (25, 15391096), (28, 13742050), (35, 10993640), (40, 9619435), (49, 7852600), (50, 7695548), (56, 6871025), (70, 5496820), (71, 5419400), (79, 4870600), (98, 3926300), (100, 3847774), (140, 2748410), (142, 2709700), (158, 2435300), (175, 2198728), (196, 1963150), (200, 1923887), (245, 1570520), (280, 1374205), (284, 1354850), (316, 1217650), (343, 1121800), (350, 1099364), (355, 1083880), (392, 981575), (395, 974120), (490, 785260), (497, 774200), (553, 695800), (568, 677425), (632, 608825), (686, 560900), (700, 549682), (710, 541940), (790, 487060), (980, 392630), (994, 387100), (1106, 347900), (1225, 314104), (1372, 280450), (1400, 274841), (1420, 270970), (1580, 243530), (1715, 224360), (1775, 216776), (1960, 196315), (1975, 194824), (1988, 193550), (2212, 173950), (2450, 157052), (2485, 154840), (2744, 140225), (2765, 139160), (2840, 135485), (3160, 121765), (3430, 112180), (3479, 110600), (3550, 108388), (3871, 99400), (3950, 97412), (3976, 96775), (4424, 86975), (4900, 78526), (4970, 77420), (5530, 69580), (5609, 68600), (6860, 56090), (6958, 55300), (7100, 54194), (7742, 49700), (7900, 48706), (8575, 44872), (9800, 39263), (9940, 38710), (11060, 34790), (11218, 34300), (12425, 30968), (13720, 28045), (13825, 27832), (13916, 27650), (14200, 27097), (15484, 24850), (15800, 24353), (17150, 22436), (17395, 22120), (19355, 19880)]