245655180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:410

約数の個数: 240

約数和(自身を含む): 848897280

約数和(自身を除く): 603242100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 27, 30, 36, 38, 45, 46, 54, 57, 60, 69, 76, 81, 90, 92, 95, 108, 114, 115, 135, 138, 162, 171, 180, 190, 207, 228, 230, 270, 276, 285, 324, 342, 345, 347, 380, 405, 414, 437, 460, 513, 540, 570, 621, 684, 690, 694, 810, 828, 855, 874, 1026, 1035, 1041, 1140, 1242, 1311, 1380, 1388, 1539, 1620, 1710, 1735, 1748, 1863, 2052, 2070, 2082, 2185, 2484, 2565, 2622, 3078, 3105, 3123, 3420, 3470, 3726, 3933, 4140, 4164, 4370, 5130, 5205, 5244, 6156, 6210, 6246, 6555, 6593, 6940, 7452, 7695, 7866, 7981, 8740, 9315, 9369, 10260, 10410, 11799, 12420, 12492, 13110, 13186, 15390, 15615, 15732, 15962, 18630, 18738, 19665, 19779, 20820, 23598, 23943, 26220, 26372, 28107, 30780, 31230, 31924, 32965, 35397, 37260, 37476, 39330, 39558, 39905, 46845, 47196, 47886, 56214, 58995, 59337, 62460, 65930, 70794, 71829, 78660, 79116, 79810, 93690, 95772, 98895, 112428, 117990, 118674, 119715, 131860, 140535, 141588, 143658, 151639, 159620, 176985, 178011, 187380, 197790, 215487, 235980, 237348, 239430, 281070, 287316, 296685, 303278, 353970, 356022, 359145, 395580, 430974, 454917, 478860, 534033, 562140, 593370, 606556, 646461, 707940, 712044, 718290, 758195, 861948, 890055, 909834, 1068066, 1077435, 1186740, 1292922, 1364751, 1436580, 1516390, 1780110, 1819668, 2136132, 2154870, 2274585, 2585844, 2670165, 2729502, 3032780, 3232305, 3560220, 4094253, 4309740, 4549170, 5340330, 5459004, 6464610, 6823755, 8188506, 9098340, 10680660, 12282759, 12929220, 13647510, 16377012, 20471265, 24565518, 27295020, 40942530, 49131036, 61413795, 81885060, 122827590, 245655180]

約数ペア:

[(1, 245655180), (2, 122827590), (3, 81885060), (4, 61413795), (5, 49131036), (6, 40942530), (9, 27295020), (10, 24565518), (12, 20471265), (15, 16377012), (18, 13647510), (19, 12929220), (20, 12282759), (23, 10680660), (27, 9098340), (30, 8188506), (36, 6823755), (38, 6464610), (45, 5459004), (46, 5340330), (54, 4549170), (57, 4309740), (60, 4094253), (69, 3560220), (76, 3232305), (81, 3032780), (90, 2729502), (92, 2670165), (95, 2585844), (108, 2274585), (114, 2154870), (115, 2136132), (135, 1819668), (138, 1780110), (162, 1516390), (171, 1436580), (180, 1364751), (190, 1292922), (207, 1186740), (228, 1077435), (230, 1068066), (270, 909834), (276, 890055), (285, 861948), (324, 758195), (342, 718290), (345, 712044), (347, 707940), (380, 646461), (405, 606556), (414, 593370), (437, 562140), (460, 534033), (513, 478860), (540, 454917), (570, 430974), (621, 395580), (684, 359145), (690, 356022), (694, 353970), (810, 303278), (828, 296685), (855, 287316), (874, 281070), (1026, 239430), (1035, 237348), (1041, 235980), (1140, 215487), (1242, 197790), (1311, 187380), (1380, 178011), (1388, 176985), (1539, 159620), (1620, 151639), (1710, 143658), (1735, 141588), (1748, 140535), (1863, 131860), (2052, 119715), (2070, 118674), (2082, 117990), (2185, 112428), (2484, 98895), (2565, 95772), (2622, 93690), (3078, 79810), (3105, 79116), (3123, 78660), (3420, 71829), (3470, 70794), (3726, 65930), (3933, 62460), (4140, 59337), (4164, 58995), (4370, 56214), (5130, 47886), (5205, 47196), (5244, 46845), (6156, 39905), (6210, 39558), (6246, 39330), (6555, 37476), (6593, 37260), (6940, 35397), (7452, 32965), (7695, 31924), (7866, 31230), (7981, 30780), (8740, 28107), (9315, 26372), (9369, 26220), (10260, 23943), (10410, 23598), (11799, 20820), (12420, 19779), (12492, 19665), (13110, 18738), (13186, 18630), (15390, 15962), (15615, 15732)]