70883820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 248609088

約数和(自身を除く): 177725268

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, 404, 420, 505, 557, 606, 630, 707, 909, 1010, 1114, 1212, 1260, 1414, 1515, 1671, 1818, 2020, 2121, 2228, 2785, 2828, 3030, 3342, 3535, 3636, 3899, 4242, 4545, 5013, 5570, 6060, 6363, 6684, 7070, 7798, 8355, 8484, 9090, 10026, 10605, 11140, 11697, 12726, 14140, 15596, 16710, 18180, 19495, 20052, 21210, 23394, 25065, 25452, 31815, 33420, 35091, 38990, 42420, 46788, 50130, 56257, 58485, 63630, 70182, 77980, 100260, 112514, 116970, 127260, 140364, 168771, 175455, 225028, 233940, 281285, 337542, 350910, 393799, 506313, 562570, 675084, 701820, 787598, 843855, 1012626, 1125140, 1181397, 1575196, 1687710, 1968995, 2025252, 2362794, 2531565, 3375420, 3544191, 3937990, 4725588, 5063130, 5906985, 7088382, 7875980, 10126260, 11813970, 14176764, 17720955, 23627940, 35441910, 70883820]

約数ペア:

[(1, 70883820), (2, 35441910), (3, 23627940), (4, 17720955), (5, 14176764), (6, 11813970), (7, 10126260), (9, 7875980), (10, 7088382), (12, 5906985), (14, 5063130), (15, 4725588), (18, 3937990), (20, 3544191), (21, 3375420), (28, 2531565), (30, 2362794), (35, 2025252), (36, 1968995), (42, 1687710), (45, 1575196), (60, 1181397), (63, 1125140), (70, 1012626), (84, 843855), (90, 787598), (101, 701820), (105, 675084), (126, 562570), (140, 506313), (180, 393799), (202, 350910), (210, 337542), (252, 281285), (303, 233940), (315, 225028), (404, 175455), (420, 168771), (505, 140364), (557, 127260), (606, 116970), (630, 112514), (707, 100260), (909, 77980), (1010, 70182), (1114, 63630), (1212, 58485), (1260, 56257), (1414, 50130), (1515, 46788), (1671, 42420), (1818, 38990), (2020, 35091), (2121, 33420), (2228, 31815), (2785, 25452), (2828, 25065), (3030, 23394), (3342, 21210), (3535, 20052), (3636, 19495), (3899, 18180), (4242, 16710), (4545, 15596), (5013, 14140), (5570, 12726), (6060, 11697), (6363, 11140), (6684, 10605), (7070, 10026), (7798, 9090), (8355, 8484)]