50522220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:520

約数の個数: 144

約数和(自身を含む): 177323328

約数和(自身を除く): 126801108

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 101, 105, 126, 140, 180, 202, 210, 252, 303, 315, 397, 404, 420, 505, 606, 630, 707, 794, 909, 1010, 1191, 1212, 1260, 1414, 1515, 1588, 1818, 1985, 2020, 2121, 2382, 2779, 2828, 3030, 3535, 3573, 3636, 3970, 4242, 4545, 4764, 5558, 5955, 6060, 6363, 7070, 7146, 7940, 8337, 8484, 9090, 10605, 11116, 11910, 12726, 13895, 14140, 14292, 16674, 17865, 18180, 21210, 23820, 25011, 25452, 27790, 31815, 33348, 35730, 40097, 41685, 42420, 50022, 55580, 63630, 71460, 80194, 83370, 100044, 120291, 125055, 127260, 160388, 166740, 200485, 240582, 250110, 280679, 360873, 400970, 481164, 500220, 561358, 601455, 721746, 801940, 842037, 1122716, 1202910, 1403395, 1443492, 1684074, 1804365, 2405820, 2526111, 2806790, 3368148, 3608730, 4210185, 5052222, 5613580, 7217460, 8420370, 10104444, 12630555, 16840740, 25261110, 50522220]

約数ペア:

[(1, 50522220), (2, 25261110), (3, 16840740), (4, 12630555), (5, 10104444), (6, 8420370), (7, 7217460), (9, 5613580), (10, 5052222), (12, 4210185), (14, 3608730), (15, 3368148), (18, 2806790), (20, 2526111), (21, 2405820), (28, 1804365), (30, 1684074), (35, 1443492), (36, 1403395), (42, 1202910), (45, 1122716), (60, 842037), (63, 801940), (70, 721746), (84, 601455), (90, 561358), (101, 500220), (105, 481164), (126, 400970), (140, 360873), (180, 280679), (202, 250110), (210, 240582), (252, 200485), (303, 166740), (315, 160388), (397, 127260), (404, 125055), (420, 120291), (505, 100044), (606, 83370), (630, 80194), (707, 71460), (794, 63630), (909, 55580), (1010, 50022), (1191, 42420), (1212, 41685), (1260, 40097), (1414, 35730), (1515, 33348), (1588, 31815), (1818, 27790), (1985, 25452), (2020, 25011), (2121, 23820), (2382, 21210), (2779, 18180), (2828, 17865), (3030, 16674), (3535, 14292), (3573, 14140), (3636, 13895), (3970, 12726), (4242, 11910), (4545, 11116), (4764, 10605), (5558, 9090), (5955, 8484), (6060, 8337), (6363, 7940), (7070, 7146)]