280899108

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:342

約数の個数: 144

約数和(自身を含む): 836419584

約数和(自身を除く): 555520476

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 67, 84, 126, 127, 131, 134, 201, 252, 254, 262, 268, 381, 393, 402, 469, 508, 524, 603, 762, 786, 804, 889, 917, 938, 1143, 1179, 1206, 1407, 1524, 1572, 1778, 1834, 1876, 2286, 2358, 2412, 2667, 2751, 2814, 3556, 3668, 4221, 4572, 4716, 5334, 5502, 5628, 8001, 8253, 8442, 8509, 8777, 10668, 11004, 16002, 16506, 16637, 16884, 17018, 17554, 25527, 26331, 32004, 33012, 33274, 34036, 35108, 49911, 51054, 52662, 59563, 61439, 66548, 76581, 78993, 99822, 102108, 105324, 116459, 119126, 122878, 149733, 153162, 157986, 178689, 184317, 199644, 232918, 238252, 245756, 299466, 306324, 315972, 349377, 357378, 368634, 465836, 536067, 552951, 598932, 698754, 714756, 737268, 1048131, 1072134, 1105902, 1114679, 1397508, 2096262, 2144268, 2211804, 2229358, 3344037, 4192524, 4458716, 6688074, 7802753, 10032111, 13376148, 15605506, 20064222, 23408259, 31211012, 40128444, 46816518, 70224777, 93633036, 140449554, 280899108]

約数ペア:

[(1, 280899108), (2, 140449554), (3, 93633036), (4, 70224777), (6, 46816518), (7, 40128444), (9, 31211012), (12, 23408259), (14, 20064222), (18, 15605506), (21, 13376148), (28, 10032111), (36, 7802753), (42, 6688074), (63, 4458716), (67, 4192524), (84, 3344037), (126, 2229358), (127, 2211804), (131, 2144268), (134, 2096262), (201, 1397508), (252, 1114679), (254, 1105902), (262, 1072134), (268, 1048131), (381, 737268), (393, 714756), (402, 698754), (469, 598932), (508, 552951), (524, 536067), (603, 465836), (762, 368634), (786, 357378), (804, 349377), (889, 315972), (917, 306324), (938, 299466), (1143, 245756), (1179, 238252), (1206, 232918), (1407, 199644), (1524, 184317), (1572, 178689), (1778, 157986), (1834, 153162), (1876, 149733), (2286, 122878), (2358, 119126), (2412, 116459), (2667, 105324), (2751, 102108), (2814, 99822), (3556, 78993), (3668, 76581), (4221, 66548), (4572, 61439), (4716, 59563), (5334, 52662), (5502, 51054), (5628, 49911), (8001, 35108), (8253, 34036), (8442, 33274), (8509, 33012), (8777, 32004), (10668, 26331), (11004, 25527), (16002, 17554), (16506, 17018), (16637, 16884)]