181632780

素因数分解:

$2^2\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:331

約数の個数: 288

約数和(自身を含む): 689794560

約数和(自身を除く): 508161780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 243, 252, 266, 270, 281, 285, 315, 324, 342, 378, 380, 399, 405, 420, 486, 513, 532, 540, 562, 567, 570, 630, 665, 684, 756, 798, 810, 843, 855, 945, 972, 1026, 1124, 1134, 1140, 1197, 1215, 1260, 1330, 1405, 1539, 1596, 1620, 1686, 1701, 1710, 1890, 1967, 1995, 2052, 2268, 2394, 2430, 2529, 2565, 2660, 2810, 2835, 3078, 3372, 3402, 3420, 3591, 3780, 3934, 3990, 4215, 4617, 4788, 4860, 5058, 5130, 5339, 5620, 5670, 5901, 5985, 6156, 6804, 7182, 7587, 7695, 7868, 7980, 8430, 8505, 9234, 9835, 10116, 10260, 10678, 10773, 11340, 11802, 11970, 12645, 14364, 15174, 15390, 16017, 16860, 17010, 17703, 17955, 18468, 19670, 21356, 21546, 22761, 23085, 23604, 23940, 25290, 26695, 29505, 30348, 30780, 32034, 32319, 34020, 35406, 35910, 37373, 37935, 39340, 43092, 45522, 46170, 48051, 50580, 53109, 53390, 53865, 59010, 64068, 64638, 68283, 70812, 71820, 74746, 75870, 80085, 88515, 91044, 92340, 96102, 106218, 106780, 107730, 112119, 113805, 118020, 129276, 136566, 144153, 149492, 151740, 159327, 160170, 161595, 177030, 186865, 192204, 212436, 215460, 224238, 227610, 240255, 265545, 273132, 288306, 318654, 320340, 323190, 336357, 341415, 354060, 373730, 432459, 448476, 455220, 477981, 480510, 531090, 560595, 576612, 637308, 646380, 672714, 682830, 720765, 747460, 796635, 864918, 955962, 961020, 1009071, 1062180, 1121190, 1297377, 1345428, 1365660, 1441530, 1593270, 1681785, 1729836, 1911924, 2018142, 2162295, 2242380, 2389905, 2594754, 2883060, 3027213, 3186540, 3363570, 4036284, 4324590, 4779810, 5045355, 5189508, 6054426, 6486885, 6727140, 8649180, 9081639, 9559620, 10090710, 12108852, 12973770, 15136065, 18163278, 20181420, 25947540, 30272130, 36326556, 45408195, 60544260, 90816390, 181632780]

約数ペア:

[(1, 181632780), (2, 90816390), (3, 60544260), (4, 45408195), (5, 36326556), (6, 30272130), (7, 25947540), (9, 20181420), (10, 18163278), (12, 15136065), (14, 12973770), (15, 12108852), (18, 10090710), (19, 9559620), (20, 9081639), (21, 8649180), (27, 6727140), (28, 6486885), (30, 6054426), (35, 5189508), (36, 5045355), (38, 4779810), (42, 4324590), (45, 4036284), (54, 3363570), (57, 3186540), (60, 3027213), (63, 2883060), (70, 2594754), (76, 2389905), (81, 2242380), (84, 2162295), (90, 2018142), (95, 1911924), (105, 1729836), (108, 1681785), (114, 1593270), (126, 1441530), (133, 1365660), (135, 1345428), (140, 1297377), (162, 1121190), (171, 1062180), (180, 1009071), (189, 961020), (190, 955962), (210, 864918), (228, 796635), (243, 747460), (252, 720765), (266, 682830), (270, 672714), (281, 646380), (285, 637308), (315, 576612), (324, 560595), (342, 531090), (378, 480510), (380, 477981), (399, 455220), (405, 448476), (420, 432459), (486, 373730), (513, 354060), (532, 341415), (540, 336357), (562, 323190), (567, 320340), (570, 318654), (630, 288306), (665, 273132), (684, 265545), (756, 240255), (798, 227610), (810, 224238), (843, 215460), (855, 212436), (945, 192204), (972, 186865), (1026, 177030), (1124, 161595), (1134, 160170), (1140, 159327), (1197, 151740), (1215, 149492), (1260, 144153), (1330, 136566), (1405, 129276), (1539, 118020), (1596, 113805), (1620, 112119), (1686, 107730), (1701, 106780), (1710, 106218), (1890, 96102), (1967, 92340), (1995, 91044), (2052, 88515), (2268, 80085), (2394, 75870), (2430, 74746), (2529, 71820), (2565, 70812), (2660, 68283), (2810, 64638), (2835, 64068), (3078, 59010), (3372, 53865), (3402, 53390), (3420, 53109), (3591, 50580), (3780, 48051), (3934, 46170), (3990, 45522), (4215, 43092), (4617, 39340), (4788, 37935), (4860, 37373), (5058, 35910), (5130, 35406), (5339, 34020), (5620, 32319), (5670, 32034), (5901, 30780), (5985, 30348), (6156, 29505), (6804, 26695), (7182, 25290), (7587, 23940), (7695, 23604), (7868, 23085), (7980, 22761), (8430, 21546), (8505, 21356), (9234, 19670), (9835, 18468), (10116, 17955), (10260, 17703), (10678, 17010), (10773, 16860), (11340, 16017), (11802, 15390), (11970, 15174), (12645, 14364)]