156947850640

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{557}}^1\times {\mathrm{71881}}^1$

素因数の和:72465

約数の個数: 120

約数和(自身を含む): 425247873912

約数和(自身を除く): 268300023272

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 557, 560, 784, 980, 1114, 1960, 2228, 2785, 3899, 3920, 4456, 5570, 7798, 8912, 11140, 15596, 19495, 22280, 27293, 31192, 38990, 44560, 54586, 62384, 71881, 77980, 109172, 136465, 143762, 155960, 218344, 272930, 287524, 311920, 359405, 436688, 503167, 545860, 575048, 718810, 1006334, 1091720, 1150096, 1437620, 2012668, 2183440, 2515835, 2875240, 3522169, 4025336, 5031670, 5750480, 7044338, 8050672, 10063340, 14088676, 17610845, 20126680, 28177352, 35221690, 40037717, 40253360, 56354704, 70443380, 80075434, 140886760, 160150868, 200188585, 280264019, 281773520, 320301736, 400377170, 560528038, 640603472, 800754340, 1121056076, 1401320095, 1601508680, 1961848133, 2242112152, 2802640190, 3203017360, 3923696266, 4484224304, 5605280380, 7847392532, 9809240665, 11210560760, 15694785064, 19618481330, 22421121520, 31389570128, 39236962660, 78473925320, 156947850640]

約数ペア:

[(1, 156947850640), (2, 78473925320), (4, 39236962660), (5, 31389570128), (7, 22421121520), (8, 19618481330), (10, 15694785064), (14, 11210560760), (16, 9809240665), (20, 7847392532), (28, 5605280380), (35, 4484224304), (40, 3923696266), (49, 3203017360), (56, 2802640190), (70, 2242112152), (80, 1961848133), (98, 1601508680), (112, 1401320095), (140, 1121056076), (196, 800754340), (245, 640603472), (280, 560528038), (392, 400377170), (490, 320301736), (557, 281773520), (560, 280264019), (784, 200188585), (980, 160150868), (1114, 140886760), (1960, 80075434), (2228, 70443380), (2785, 56354704), (3899, 40253360), (3920, 40037717), (4456, 35221690), (5570, 28177352), (7798, 20126680), (8912, 17610845), (11140, 14088676), (15596, 10063340), (19495, 8050672), (22280, 7044338), (27293, 5750480), (31192, 5031670), (38990, 4025336), (44560, 3522169), (54586, 2875240), (62384, 2515835), (71881, 2183440), (77980, 2012668), (109172, 1437620), (136465, 1150096), (143762, 1091720), (155960, 1006334), (218344, 718810), (272930, 575048), (287524, 545860), (311920, 503167), (359405, 436688)]