199796220

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1$

素因数の和:266

約数の個数: 240

約数和(自身を含む): 691558560

約数和(自身を除く): 491762340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 53, 54, 60, 65, 78, 81, 90, 106, 108, 117, 130, 135, 156, 159, 162, 179, 180, 195, 212, 234, 260, 265, 270, 318, 324, 351, 358, 390, 405, 468, 477, 530, 537, 540, 585, 636, 689, 702, 716, 780, 795, 810, 895, 954, 1053, 1060, 1074, 1170, 1378, 1404, 1431, 1590, 1611, 1620, 1755, 1790, 1908, 2067, 2106, 2148, 2327, 2340, 2385, 2685, 2756, 2862, 3180, 3222, 3445, 3510, 3580, 4134, 4212, 4293, 4654, 4770, 4833, 5265, 5370, 5724, 6201, 6444, 6890, 6981, 7020, 7155, 8055, 8268, 8586, 9308, 9487, 9540, 9666, 10335, 10530, 10740, 11635, 12402, 13780, 13962, 14310, 14499, 16110, 17172, 18603, 18974, 19332, 20670, 20943, 21060, 21465, 23270, 24165, 24804, 27924, 28461, 28620, 28998, 31005, 32220, 34905, 37206, 37948, 41340, 41886, 42930, 46540, 47435, 48330, 55809, 56922, 57996, 62010, 62829, 69810, 72495, 74412, 83772, 85383, 85860, 93015, 94870, 96660, 104715, 111618, 113844, 123331, 124020, 125658, 139620, 142305, 144990, 170766, 186030, 188487, 189740, 209430, 223236, 246662, 251316, 256149, 279045, 284610, 289980, 314145, 341532, 369993, 372060, 376974, 418860, 426915, 493324, 512298, 558090, 569220, 616655, 628290, 739986, 753948, 768447, 853830, 942435, 1024596, 1109979, 1116180, 1233310, 1256580, 1280745, 1479972, 1536894, 1707660, 1849965, 1884870, 2219958, 2466620, 2561490, 3073788, 3329937, 3699930, 3769740, 3842235, 4439916, 5122980, 5549895, 6659874, 7399860, 7684470, 9989811, 11099790, 13319748, 15368940, 16649685, 19979622, 22199580, 33299370, 39959244, 49949055, 66598740, 99898110, 199796220]

約数ペア:

[(1, 199796220), (2, 99898110), (3, 66598740), (4, 49949055), (5, 39959244), (6, 33299370), (9, 22199580), (10, 19979622), (12, 16649685), (13, 15368940), (15, 13319748), (18, 11099790), (20, 9989811), (26, 7684470), (27, 7399860), (30, 6659874), (36, 5549895), (39, 5122980), (45, 4439916), (52, 3842235), (53, 3769740), (54, 3699930), (60, 3329937), (65, 3073788), (78, 2561490), (81, 2466620), (90, 2219958), (106, 1884870), (108, 1849965), (117, 1707660), (130, 1536894), (135, 1479972), (156, 1280745), (159, 1256580), (162, 1233310), (179, 1116180), (180, 1109979), (195, 1024596), (212, 942435), (234, 853830), (260, 768447), (265, 753948), (270, 739986), (318, 628290), (324, 616655), (351, 569220), (358, 558090), (390, 512298), (405, 493324), (468, 426915), (477, 418860), (530, 376974), (537, 372060), (540, 369993), (585, 341532), (636, 314145), (689, 289980), (702, 284610), (716, 279045), (780, 256149), (795, 251316), (810, 246662), (895, 223236), (954, 209430), (1053, 189740), (1060, 188487), (1074, 186030), (1170, 170766), (1378, 144990), (1404, 142305), (1431, 139620), (1590, 125658), (1611, 124020), (1620, 123331), (1755, 113844), (1790, 111618), (1908, 104715), (2067, 96660), (2106, 94870), (2148, 93015), (2327, 85860), (2340, 85383), (2385, 83772), (2685, 74412), (2756, 72495), (2862, 69810), (3180, 62829), (3222, 62010), (3445, 57996), (3510, 56922), (3580, 55809), (4134, 48330), (4212, 47435), (4293, 46540), (4654, 42930), (4770, 41886), (4833, 41340), (5265, 37948), (5370, 37206), (5724, 34905), (6201, 32220), (6444, 31005), (6890, 28998), (6981, 28620), (7020, 28461), (7155, 27924), (8055, 24804), (8268, 24165), (8586, 23270), (9308, 21465), (9487, 21060), (9540, 20943), (9666, 20670), (10335, 19332), (10530, 18974), (10740, 18603), (11635, 17172), (12402, 16110), (13780, 14499), (13962, 14310)]