209217450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3461}}^1$

素因数の和:3520

約数の個数: 96

約数和(自身を含む): 576963072

約数和(自身を除く): 367745622

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 325, 390, 403, 465, 650, 775, 806, 930, 975, 1209, 1550, 1950, 2015, 2325, 2418, 3461, 4030, 4650, 6045, 6922, 10075, 10383, 12090, 17305, 20150, 20766, 30225, 34610, 44993, 51915, 60450, 86525, 89986, 103830, 107291, 134979, 173050, 214582, 224965, 259575, 269958, 321873, 449930, 519150, 536455, 643746, 674895, 1072910, 1124825, 1349790, 1394783, 1609365, 2249650, 2682275, 2789566, 3218730, 3374475, 4184349, 5364550, 6748950, 6973915, 8046825, 8368698, 13947830, 16093650, 20921745, 34869575, 41843490, 69739150, 104608725, 209217450]

約数ペア:

[(1, 209217450), (2, 104608725), (3, 69739150), (5, 41843490), (6, 34869575), (10, 20921745), (13, 16093650), (15, 13947830), (25, 8368698), (26, 8046825), (30, 6973915), (31, 6748950), (39, 5364550), (50, 4184349), (62, 3374475), (65, 3218730), (75, 2789566), (78, 2682275), (93, 2249650), (130, 1609365), (150, 1394783), (155, 1349790), (186, 1124825), (195, 1072910), (310, 674895), (325, 643746), (390, 536455), (403, 519150), (465, 449930), (650, 321873), (775, 269958), (806, 259575), (930, 224965), (975, 214582), (1209, 173050), (1550, 134979), (1950, 107291), (2015, 103830), (2325, 89986), (2418, 86525), (3461, 60450), (4030, 51915), (4650, 44993), (6045, 34610), (6922, 30225), (10075, 20766), (10383, 20150), (12090, 17305)]