74283440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:451

約数の個数: 160

約数和(自身を含む): 222842880

約数和(自身を除く): 148559440

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 80, 88, 110, 112, 124, 140, 154, 155, 176, 217, 220, 248, 280, 308, 310, 341, 385, 389, 434, 440, 496, 560, 616, 620, 682, 770, 778, 868, 880, 1085, 1232, 1240, 1364, 1540, 1556, 1705, 1736, 1945, 2170, 2387, 2480, 2723, 2728, 3080, 3112, 3410, 3472, 3890, 4279, 4340, 4774, 5446, 5456, 6160, 6224, 6820, 7780, 8558, 8680, 9548, 10892, 11935, 12059, 13615, 13640, 15560, 17116, 17360, 19096, 21395, 21784, 23870, 24118, 27230, 27280, 29953, 31120, 34232, 38192, 42790, 43568, 47740, 48236, 54460, 59906, 60295, 68464, 84413, 85580, 95480, 96472, 108920, 119812, 120590, 132649, 149765, 168826, 171160, 190960, 192944, 217840, 239624, 241180, 265298, 299530, 337652, 342320, 422065, 479248, 482360, 530596, 599060, 663245, 675304, 844130, 928543, 964720, 1061192, 1198120, 1326490, 1350608, 1688260, 1857086, 2122384, 2396240, 2652980, 3376520, 3714172, 4642715, 5305960, 6753040, 7428344, 9285430, 10611920, 14856688, 18570860, 37141720, 74283440]

約数ペア:

[(1, 74283440), (2, 37141720), (4, 18570860), (5, 14856688), (7, 10611920), (8, 9285430), (10, 7428344), (11, 6753040), (14, 5305960), (16, 4642715), (20, 3714172), (22, 3376520), (28, 2652980), (31, 2396240), (35, 2122384), (40, 1857086), (44, 1688260), (55, 1350608), (56, 1326490), (62, 1198120), (70, 1061192), (77, 964720), (80, 928543), (88, 844130), (110, 675304), (112, 663245), (124, 599060), (140, 530596), (154, 482360), (155, 479248), (176, 422065), (217, 342320), (220, 337652), (248, 299530), (280, 265298), (308, 241180), (310, 239624), (341, 217840), (385, 192944), (389, 190960), (434, 171160), (440, 168826), (496, 149765), (560, 132649), (616, 120590), (620, 119812), (682, 108920), (770, 96472), (778, 95480), (868, 85580), (880, 84413), (1085, 68464), (1232, 60295), (1240, 59906), (1364, 54460), (1540, 48236), (1556, 47740), (1705, 43568), (1736, 42790), (1945, 38192), (2170, 34232), (2387, 31120), (2480, 29953), (2723, 27280), (2728, 27230), (3080, 24118), (3112, 23870), (3410, 21784), (3472, 21395), (3890, 19096), (4279, 17360), (4340, 17116), (4774, 15560), (5446, 13640), (5456, 13615), (6160, 12059), (6224, 11935), (6820, 10892), (7780, 9548), (8558, 8680)]