1002399720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{347}}^1$

素因数の和:568

約数の個数: 256

約数和(自身を含む): 3648153600

約数和(自身を除く): 2645753880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 181, 190, 210, 228, 266, 280, 285, 347, 362, 380, 399, 420, 456, 532, 543, 570, 665, 694, 724, 760, 798, 840, 905, 1041, 1064, 1086, 1140, 1267, 1330, 1388, 1448, 1596, 1735, 1810, 1995, 2082, 2172, 2280, 2429, 2534, 2660, 2715, 2776, 3192, 3439, 3470, 3620, 3801, 3990, 4164, 4344, 4858, 5068, 5205, 5320, 5430, 6335, 6593, 6878, 6940, 7240, 7287, 7602, 7980, 8328, 9716, 10136, 10317, 10410, 10860, 12145, 12670, 13186, 13756, 13880, 14574, 15204, 15960, 17195, 19005, 19432, 19779, 20634, 20820, 21720, 24073, 24290, 25340, 26372, 27512, 29148, 30408, 32965, 34390, 36435, 38010, 39558, 41268, 41640, 46151, 48146, 48580, 50680, 51585, 52744, 58296, 62807, 65930, 68780, 72219, 72870, 76020, 79116, 82536, 92302, 96292, 97160, 98895, 103170, 120365, 125614, 131860, 137560, 138453, 144438, 145740, 152040, 158232, 184604, 188421, 192584, 197790, 206340, 230755, 240730, 251228, 263720, 276906, 288876, 291480, 314035, 361095, 369208, 376842, 395580, 412680, 439649, 461510, 481460, 502456, 553812, 577752, 628070, 692265, 722190, 753684, 791160, 879298, 923020, 942105, 962920, 1107624, 1193333, 1256140, 1318947, 1384530, 1444380, 1507368, 1758596, 1846040, 1884210, 2198245, 2386666, 2512280, 2637894, 2769060, 2888760, 3517192, 3579999, 3768420, 4396490, 4773332, 5275788, 5538120, 5966665, 6594735, 7159998, 7536840, 8353331, 8792980, 9546664, 10551576, 11933330, 13189470, 14319996, 16706662, 17585960, 17899995, 23866660, 25059993, 26378940, 28639992, 33413324, 35799990, 41766655, 47733320, 50119986, 52757880, 66826648, 71599980, 83533310, 100239972, 125299965, 143199960, 167066620, 200479944, 250599930, 334133240, 501199860, 1002399720]

約数ペア:

[(1, 1002399720), (2, 501199860), (3, 334133240), (4, 250599930), (5, 200479944), (6, 167066620), (7, 143199960), (8, 125299965), (10, 100239972), (12, 83533310), (14, 71599980), (15, 66826648), (19, 52757880), (20, 50119986), (21, 47733320), (24, 41766655), (28, 35799990), (30, 33413324), (35, 28639992), (38, 26378940), (40, 25059993), (42, 23866660), (56, 17899995), (57, 17585960), (60, 16706662), (70, 14319996), (76, 13189470), (84, 11933330), (95, 10551576), (105, 9546664), (114, 8792980), (120, 8353331), (133, 7536840), (140, 7159998), (152, 6594735), (168, 5966665), (181, 5538120), (190, 5275788), (210, 4773332), (228, 4396490), (266, 3768420), (280, 3579999), (285, 3517192), (347, 2888760), (362, 2769060), (380, 2637894), (399, 2512280), (420, 2386666), (456, 2198245), (532, 1884210), (543, 1846040), (570, 1758596), (665, 1507368), (694, 1444380), (724, 1384530), (760, 1318947), (798, 1256140), (840, 1193333), (905, 1107624), (1041, 962920), (1064, 942105), (1086, 923020), (1140, 879298), (1267, 791160), (1330, 753684), (1388, 722190), (1448, 692265), (1596, 628070), (1735, 577752), (1810, 553812), (1995, 502456), (2082, 481460), (2172, 461510), (2280, 439649), (2429, 412680), (2534, 395580), (2660, 376842), (2715, 369208), (2776, 361095), (3192, 314035), (3439, 291480), (3470, 288876), (3620, 276906), (3801, 263720), (3990, 251228), (4164, 240730), (4344, 230755), (4858, 206340), (5068, 197790), (5205, 192584), (5320, 188421), (5430, 184604), (6335, 158232), (6593, 152040), (6878, 145740), (6940, 144438), (7240, 138453), (7287, 137560), (7602, 131860), (7980, 125614), (8328, 120365), (9716, 103170), (10136, 98895), (10317, 97160), (10410, 96292), (10860, 92302), (12145, 82536), (12670, 79116), (13186, 76020), (13756, 72870), (13880, 72219), (14574, 68780), (15204, 65930), (15960, 62807), (17195, 58296), (19005, 52744), (19432, 51585), (19779, 50680), (20634, 48580), (20820, 48146), (21720, 46151), (24073, 41640), (24290, 41268), (25340, 39558), (26372, 38010), (27512, 36435), (29148, 34390), (30408, 32965)]