138825540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{461}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 484323840

約数和(自身を除く): 345498300

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, 105, 126, 140, 180, 210, 239, 252, 315, 420, 461, 478, 630, 717, 922, 956, 1195, 1260, 1383, 1434, 1673, 1844, 2151, 2305, 2390, 2766, 2868, 3227, 3346, 3585, 4149, 4302, 4610, 4780, 5019, 5532, 6454, 6692, 6915, 7170, 8298, 8365, 8604, 9220, 9681, 10038, 10755, 12908, 13830, 14340, 15057, 16135, 16596, 16730, 19362, 20076, 20745, 21510, 25095, 27660, 29043, 30114, 32270, 33460, 38724, 41490, 43020, 48405, 50190, 58086, 60228, 64540, 75285, 82980, 96810, 100380, 110179, 116172, 145215, 150570, 193620, 220358, 290430, 301140, 330537, 440716, 550895, 580860, 661074, 771253, 991611, 1101790, 1322148, 1542506, 1652685, 1983222, 2203580, 2313759, 3085012, 3305370, 3856265, 3966444, 4627518, 4958055, 6610740, 6941277, 7712530, 9255036, 9916110, 11568795, 13882554, 15425060, 19832220, 23137590, 27765108, 34706385, 46275180, 69412770, 138825540]

約数ペア:

[(1, 138825540), (2, 69412770), (3, 46275180), (4, 34706385), (5, 27765108), (6, 23137590), (7, 19832220), (9, 15425060), (10, 13882554), (12, 11568795), (14, 9916110), (15, 9255036), (18, 7712530), (20, 6941277), (21, 6610740), (28, 4958055), (30, 4627518), (35, 3966444), (36, 3856265), (42, 3305370), (45, 3085012), (60, 2313759), (63, 2203580), (70, 1983222), (84, 1652685), (90, 1542506), (105, 1322148), (126, 1101790), (140, 991611), (180, 771253), (210, 661074), (239, 580860), (252, 550895), (315, 440716), (420, 330537), (461, 301140), (478, 290430), (630, 220358), (717, 193620), (922, 150570), (956, 145215), (1195, 116172), (1260, 110179), (1383, 100380), (1434, 96810), (1673, 82980), (1844, 75285), (2151, 64540), (2305, 60228), (2390, 58086), (2766, 50190), (2868, 48405), (3227, 43020), (3346, 41490), (3585, 38724), (4149, 33460), (4302, 32270), (4610, 30114), (4780, 29043), (5019, 27660), (5532, 25095), (6454, 21510), (6692, 20745), (6915, 20076), (7170, 19362), (8298, 16730), (8365, 16596), (8604, 16135), (9220, 15057), (9681, 14340), (10038, 13830), (10755, 12908)]