1646276320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{569}}^1$

素因数の和:717

約数の個数: 144

約数和(自身を含む): 4258351440

約数和(自身を除く): 2612075120

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 107, 130, 160, 169, 208, 214, 260, 338, 416, 428, 520, 535, 569, 676, 845, 856, 1040, 1070, 1138, 1352, 1391, 1690, 1712, 2080, 2140, 2276, 2704, 2782, 2845, 3380, 3424, 4280, 4552, 5408, 5564, 5690, 6760, 6955, 7397, 8560, 9104, 11128, 11380, 13520, 13910, 14794, 17120, 18083, 18208, 22256, 22760, 27040, 27820, 29588, 36166, 36985, 44512, 45520, 55640, 59176, 60883, 72332, 73970, 90415, 91040, 96161, 111280, 118352, 121766, 144664, 147940, 180830, 192322, 222560, 236704, 243532, 289328, 295880, 304415, 361660, 384644, 480805, 487064, 578656, 591760, 608830, 723320, 769288, 791479, 961610, 974128, 1183520, 1217660, 1446640, 1538576, 1582958, 1923220, 1948256, 2435320, 2893280, 3077152, 3165916, 3846440, 3957395, 4870640, 6331832, 7692880, 7914790, 9741280, 10289227, 12663664, 15385760, 15829580, 20578454, 25327328, 31659160, 41156908, 51446135, 63318320, 82313816, 102892270, 126636640, 164627632, 205784540, 329255264, 411569080, 823138160, 1646276320]

約数ペア:

[(1, 1646276320), (2, 823138160), (4, 411569080), (5, 329255264), (8, 205784540), (10, 164627632), (13, 126636640), (16, 102892270), (20, 82313816), (26, 63318320), (32, 51446135), (40, 41156908), (52, 31659160), (65, 25327328), (80, 20578454), (104, 15829580), (107, 15385760), (130, 12663664), (160, 10289227), (169, 9741280), (208, 7914790), (214, 7692880), (260, 6331832), (338, 4870640), (416, 3957395), (428, 3846440), (520, 3165916), (535, 3077152), (569, 2893280), (676, 2435320), (845, 1948256), (856, 1923220), (1040, 1582958), (1070, 1538576), (1138, 1446640), (1352, 1217660), (1391, 1183520), (1690, 974128), (1712, 961610), (2080, 791479), (2140, 769288), (2276, 723320), (2704, 608830), (2782, 591760), (2845, 578656), (3380, 487064), (3424, 480805), (4280, 384644), (4552, 361660), (5408, 304415), (5564, 295880), (5690, 289328), (6760, 243532), (6955, 236704), (7397, 222560), (8560, 192322), (9104, 180830), (11128, 147940), (11380, 144664), (13520, 121766), (13910, 118352), (14794, 111280), (17120, 96161), (18083, 91040), (18208, 90415), (22256, 73970), (22760, 72332), (27040, 60883), (27820, 59176), (29588, 55640), (36166, 45520), (36985, 44512)]