208591530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^2\times {\mathrm{491}}^1$

素因数の和:549

約数の個数: 144

約数和(自身を含む): 619884576

約数和(自身を除く): 411293046

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 30, 34, 35, 42, 49, 51, 70, 85, 98, 102, 105, 119, 147, 170, 210, 238, 245, 255, 289, 294, 357, 490, 491, 510, 578, 595, 714, 735, 833, 867, 982, 1190, 1445, 1470, 1473, 1666, 1734, 1785, 2023, 2455, 2499, 2890, 2946, 3437, 3570, 4046, 4165, 4335, 4910, 4998, 6069, 6874, 7365, 8330, 8347, 8670, 10115, 10311, 12138, 12495, 14161, 14730, 16694, 17185, 20230, 20622, 24059, 24990, 25041, 28322, 30345, 34370, 41735, 42483, 48118, 50082, 51555, 58429, 60690, 70805, 72177, 83470, 84966, 103110, 116858, 120295, 125205, 141610, 141899, 144354, 175287, 212415, 240590, 250410, 283798, 292145, 350574, 360885, 409003, 424830, 425697, 584290, 709495, 721770, 818006, 851394, 876435, 993293, 1227009, 1418990, 1752870, 1986586, 2045015, 2128485, 2454018, 2979879, 4090030, 4256970, 4966465, 5959758, 6135045, 6953051, 9932930, 12270090, 13906102, 14899395, 20859153, 29798790, 34765255, 41718306, 69530510, 104295765, 208591530]

約数ペア:

[(1, 208591530), (2, 104295765), (3, 69530510), (5, 41718306), (6, 34765255), (7, 29798790), (10, 20859153), (14, 14899395), (15, 13906102), (17, 12270090), (21, 9932930), (30, 6953051), (34, 6135045), (35, 5959758), (42, 4966465), (49, 4256970), (51, 4090030), (70, 2979879), (85, 2454018), (98, 2128485), (102, 2045015), (105, 1986586), (119, 1752870), (147, 1418990), (170, 1227009), (210, 993293), (238, 876435), (245, 851394), (255, 818006), (289, 721770), (294, 709495), (357, 584290), (490, 425697), (491, 424830), (510, 409003), (578, 360885), (595, 350574), (714, 292145), (735, 283798), (833, 250410), (867, 240590), (982, 212415), (1190, 175287), (1445, 144354), (1470, 141899), (1473, 141610), (1666, 125205), (1734, 120295), (1785, 116858), (2023, 103110), (2455, 84966), (2499, 83470), (2890, 72177), (2946, 70805), (3437, 60690), (3570, 58429), (4046, 51555), (4165, 50082), (4335, 48118), (4910, 42483), (4998, 41735), (6069, 34370), (6874, 30345), (7365, 28322), (8330, 25041), (8347, 24990), (8670, 24059), (10115, 20622), (10311, 20230), (12138, 17185), (12495, 16694), (14161, 14730)]