381639720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{401}}^1$

素因数の和:536

約数の個数: 256

約数和(自身を含む): 1444884480

約数和(自身を除く): 1063244760

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 103, 105, 110, 120, 132, 140, 154, 165, 168, 206, 210, 220, 231, 264, 280, 308, 309, 330, 385, 401, 412, 420, 440, 462, 515, 616, 618, 660, 721, 770, 802, 824, 840, 924, 1030, 1133, 1155, 1203, 1236, 1320, 1442, 1540, 1545, 1604, 1848, 2005, 2060, 2163, 2266, 2310, 2406, 2472, 2807, 2884, 3080, 3090, 3208, 3399, 3605, 4010, 4120, 4326, 4411, 4532, 4620, 4812, 5614, 5665, 5768, 6015, 6180, 6798, 7210, 7931, 8020, 8421, 8652, 8822, 9064, 9240, 9624, 10815, 11228, 11330, 12030, 12360, 13233, 13596, 14035, 14420, 15862, 16040, 16842, 16995, 17304, 17644, 21630, 22055, 22456, 22660, 23793, 24060, 26466, 27192, 28070, 28840, 30877, 31724, 33684, 33990, 35288, 39655, 41303, 42105, 43260, 44110, 45320, 47586, 48120, 52932, 56140, 61754, 63448, 66165, 67368, 67980, 79310, 82606, 84210, 86520, 88220, 92631, 95172, 105864, 112280, 118965, 123508, 123909, 132330, 135960, 154385, 158620, 165212, 168420, 176440, 185262, 190344, 206515, 237930, 247016, 247818, 264660, 289121, 308770, 317240, 330424, 336840, 370524, 413030, 454333, 463155, 475860, 495636, 529320, 578242, 617540, 619545, 741048, 826060, 867363, 908666, 926310, 951720, 991272, 1156484, 1235080, 1239090, 1362999, 1445605, 1652120, 1734726, 1817332, 1852620, 2271665, 2312968, 2478180, 2725998, 2891210, 3180331, 3469452, 3634664, 3705240, 4336815, 4543330, 4956360, 5451996, 5782420, 6360662, 6814995, 6938904, 8673630, 9086660, 9540993, 10903992, 11564840, 12721324, 13629990, 15901655, 17347260, 18173320, 19081986, 25442648, 27259980, 31803310, 34694520, 38163972, 47704965, 54519960, 63606620, 76327944, 95409930, 127213240, 190819860, 381639720]

約数ペア:

[(1, 381639720), (2, 190819860), (3, 127213240), (4, 95409930), (5, 76327944), (6, 63606620), (7, 54519960), (8, 47704965), (10, 38163972), (11, 34694520), (12, 31803310), (14, 27259980), (15, 25442648), (20, 19081986), (21, 18173320), (22, 17347260), (24, 15901655), (28, 13629990), (30, 12721324), (33, 11564840), (35, 10903992), (40, 9540993), (42, 9086660), (44, 8673630), (55, 6938904), (56, 6814995), (60, 6360662), (66, 5782420), (70, 5451996), (77, 4956360), (84, 4543330), (88, 4336815), (103, 3705240), (105, 3634664), (110, 3469452), (120, 3180331), (132, 2891210), (140, 2725998), (154, 2478180), (165, 2312968), (168, 2271665), (206, 1852620), (210, 1817332), (220, 1734726), (231, 1652120), (264, 1445605), (280, 1362999), (308, 1239090), (309, 1235080), (330, 1156484), (385, 991272), (401, 951720), (412, 926310), (420, 908666), (440, 867363), (462, 826060), (515, 741048), (616, 619545), (618, 617540), (660, 578242), (721, 529320), (770, 495636), (802, 475860), (824, 463155), (840, 454333), (924, 413030), (1030, 370524), (1133, 336840), (1155, 330424), (1203, 317240), (1236, 308770), (1320, 289121), (1442, 264660), (1540, 247818), (1545, 247016), (1604, 237930), (1848, 206515), (2005, 190344), (2060, 185262), (2163, 176440), (2266, 168420), (2310, 165212), (2406, 158620), (2472, 154385), (2807, 135960), (2884, 132330), (3080, 123909), (3090, 123508), (3208, 118965), (3399, 112280), (3605, 105864), (4010, 95172), (4120, 92631), (4326, 88220), (4411, 86520), (4532, 84210), (4620, 82606), (4812, 79310), (5614, 67980), (5665, 67368), (5768, 66165), (6015, 63448), (6180, 61754), (6798, 56140), (7210, 52932), (7931, 48120), (8020, 47586), (8421, 45320), (8652, 44110), (8822, 43260), (9064, 42105), (9240, 41303), (9624, 39655), (10815, 35288), (11228, 33990), (11330, 33684), (12030, 31724), (12360, 30877), (13233, 28840), (13596, 28070), (14035, 27192), (14420, 26466), (15862, 24060), (16040, 23793), (16842, 22660), (16995, 22456), (17304, 22055), (17644, 21630)]