138403944

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:644

約数の個数: 128

約数和(自身を含む): 442368000

約数和(自身を除く): 303964056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 239, 252, 378, 383, 478, 504, 717, 756, 766, 956, 1149, 1434, 1512, 1532, 1673, 1912, 2151, 2298, 2681, 2868, 3064, 3346, 3447, 4302, 4596, 5019, 5362, 5736, 6453, 6692, 6894, 8043, 8604, 9192, 10038, 10341, 10724, 12906, 13384, 13788, 15057, 16086, 17208, 20076, 20682, 21448, 24129, 25812, 27576, 30114, 32172, 40152, 41364, 45171, 48258, 51624, 60228, 64344, 72387, 82728, 90342, 91537, 96516, 120456, 144774, 180684, 183074, 193032, 274611, 289548, 361368, 366148, 549222, 579096, 640759, 732296, 823833, 1098444, 1281518, 1647666, 1922277, 2196888, 2471499, 2563036, 3295332, 3844554, 4942998, 5126072, 5766831, 6590664, 7689108, 9885996, 11533662, 15378216, 17300493, 19771992, 23067324, 34600986, 46134648, 69201972, 138403944]

約数ペア:

[(1, 138403944), (2, 69201972), (3, 46134648), (4, 34600986), (6, 23067324), (7, 19771992), (8, 17300493), (9, 15378216), (12, 11533662), (14, 9885996), (18, 7689108), (21, 6590664), (24, 5766831), (27, 5126072), (28, 4942998), (36, 3844554), (42, 3295332), (54, 2563036), (56, 2471499), (63, 2196888), (72, 1922277), (84, 1647666), (108, 1281518), (126, 1098444), (168, 823833), (189, 732296), (216, 640759), (239, 579096), (252, 549222), (378, 366148), (383, 361368), (478, 289548), (504, 274611), (717, 193032), (756, 183074), (766, 180684), (956, 144774), (1149, 120456), (1434, 96516), (1512, 91537), (1532, 90342), (1673, 82728), (1912, 72387), (2151, 64344), (2298, 60228), (2681, 51624), (2868, 48258), (3064, 45171), (3346, 41364), (3447, 40152), (4302, 32172), (4596, 30114), (5019, 27576), (5362, 25812), (5736, 24129), (6453, 21448), (6692, 20682), (6894, 20076), (8043, 17208), (8604, 16086), (9192, 15057), (10038, 13788), (10341, 13384), (10724, 12906)]