30415140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 106928640

約数和(自身を除く): 76513500

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, 239, 252, 303, 315, 404, 420, 478, 505, 606, 630, 707, 717, 909, 956, 1010, 1195, 1212, 1260, 1414, 1434, 1515, 1673, 1818, 2020, 2121, 2151, 2390, 2828, 2868, 3030, 3346, 3535, 3585, 3636, 4242, 4302, 4545, 4780, 5019, 6060, 6363, 6692, 7070, 7170, 8365, 8484, 8604, 9090, 10038, 10605, 10755, 12726, 14140, 14340, 15057, 16730, 18180, 20076, 21210, 21510, 24139, 25095, 25452, 30114, 31815, 33460, 42420, 43020, 48278, 50190, 60228, 63630, 72417, 75285, 96556, 100380, 120695, 127260, 144834, 150570, 168973, 217251, 241390, 289668, 301140, 337946, 362085, 434502, 482780, 506919, 675892, 724170, 844865, 869004, 1013838, 1086255, 1448340, 1520757, 1689730, 2027676, 2172510, 2534595, 3041514, 3379460, 4345020, 5069190, 6083028, 7603785, 10138380, 15207570, 30415140]

約数ペア:

[(1, 30415140), (2, 15207570), (3, 10138380), (4, 7603785), (5, 6083028), (6, 5069190), (7, 4345020), (9, 3379460), (10, 3041514), (12, 2534595), (14, 2172510), (15, 2027676), (18, 1689730), (20, 1520757), (21, 1448340), (28, 1086255), (30, 1013838), (35, 869004), (36, 844865), (42, 724170), (45, 675892), (60, 506919), (63, 482780), (70, 434502), (84, 362085), (90, 337946), (101, 301140), (105, 289668), (126, 241390), (140, 217251), (180, 168973), (202, 150570), (210, 144834), (239, 127260), (252, 120695), (303, 100380), (315, 96556), (404, 75285), (420, 72417), (478, 63630), (505, 60228), (606, 50190), (630, 48278), (707, 43020), (717, 42420), (909, 33460), (956, 31815), (1010, 30114), (1195, 25452), (1212, 25095), (1260, 24139), (1414, 21510), (1434, 21210), (1515, 20076), (1673, 18180), (1818, 16730), (2020, 15057), (2121, 14340), (2151, 14140), (2390, 12726), (2828, 10755), (2868, 10605), (3030, 10038), (3346, 9090), (3535, 8604), (3585, 8484), (3636, 8365), (4242, 7170), (4302, 7070), (4545, 6692), (4780, 6363), (5019, 6060)]