260915220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:195

約数の個数: 288

約数和(自身を含む): 905748480

約数和(自身を除く): 644833260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 31, 36, 38, 45, 46, 57, 60, 62, 69, 76, 90, 92, 93, 95, 107, 114, 115, 124, 138, 155, 171, 180, 186, 190, 207, 214, 228, 230, 276, 279, 285, 310, 321, 342, 345, 372, 380, 414, 428, 437, 460, 465, 535, 558, 570, 589, 620, 642, 684, 690, 713, 828, 855, 874, 930, 963, 1035, 1070, 1116, 1140, 1178, 1284, 1311, 1380, 1395, 1426, 1605, 1710, 1748, 1767, 1860, 1926, 2033, 2070, 2139, 2140, 2185, 2356, 2461, 2622, 2790, 2852, 2945, 3210, 3317, 3420, 3534, 3565, 3852, 3933, 4066, 4140, 4278, 4370, 4815, 4922, 5244, 5301, 5580, 5890, 6099, 6417, 6420, 6555, 6634, 7068, 7130, 7383, 7866, 8132, 8556, 8740, 8835, 9630, 9844, 9951, 10165, 10602, 10695, 11780, 12198, 12305, 12834, 13110, 13268, 13547, 14260, 14766, 15732, 16585, 17670, 18297, 19260, 19665, 19902, 20330, 21204, 21390, 22149, 24396, 24610, 25668, 26220, 26505, 27094, 29532, 29853, 30495, 32085, 33170, 35340, 36594, 36915, 39330, 39804, 40641, 40660, 42780, 44298, 46759, 49220, 49755, 53010, 54188, 59706, 60990, 63023, 64170, 66340, 67735, 73188, 73830, 76291, 78660, 81282, 88596, 91485, 93518, 99510, 106020, 110745, 119412, 121923, 121980, 126046, 128340, 135470, 140277, 147660, 149265, 152582, 162564, 182970, 187036, 189069, 199020, 203205, 221490, 228873, 233795, 243846, 252092, 270940, 280554, 298530, 305164, 315115, 365940, 378138, 381455, 406410, 420831, 442980, 457746, 467590, 487692, 561108, 567207, 597060, 609615, 630230, 686619, 701385, 756276, 762910, 812820, 841662, 915492, 935180, 945345, 1134414, 1144365, 1219230, 1260460, 1373238, 1402770, 1449529, 1525820, 1683324, 1890690, 2104155, 2268828, 2288730, 2438460, 2746476, 2805540, 2836035, 2899058, 3433095, 3781380, 4208310, 4348587, 4577460, 5672070, 5798116, 6866190, 7247645, 8416620, 8697174, 11344140, 13045761, 13732380, 14495290, 17394348, 21742935, 26091522, 28990580, 43485870, 52183044, 65228805, 86971740, 130457610, 260915220]

約数ペア:

[(1, 260915220), (2, 130457610), (3, 86971740), (4, 65228805), (5, 52183044), (6, 43485870), (9, 28990580), (10, 26091522), (12, 21742935), (15, 17394348), (18, 14495290), (19, 13732380), (20, 13045761), (23, 11344140), (30, 8697174), (31, 8416620), (36, 7247645), (38, 6866190), (45, 5798116), (46, 5672070), (57, 4577460), (60, 4348587), (62, 4208310), (69, 3781380), (76, 3433095), (90, 2899058), (92, 2836035), (93, 2805540), (95, 2746476), (107, 2438460), (114, 2288730), (115, 2268828), (124, 2104155), (138, 1890690), (155, 1683324), (171, 1525820), (180, 1449529), (186, 1402770), (190, 1373238), (207, 1260460), (214, 1219230), (228, 1144365), (230, 1134414), (276, 945345), (279, 935180), (285, 915492), (310, 841662), (321, 812820), (342, 762910), (345, 756276), (372, 701385), (380, 686619), (414, 630230), (428, 609615), (437, 597060), (460, 567207), (465, 561108), (535, 487692), (558, 467590), (570, 457746), (589, 442980), (620, 420831), (642, 406410), (684, 381455), (690, 378138), (713, 365940), (828, 315115), (855, 305164), (874, 298530), (930, 280554), (963, 270940), (1035, 252092), (1070, 243846), (1116, 233795), (1140, 228873), (1178, 221490), (1284, 203205), (1311, 199020), (1380, 189069), (1395, 187036), (1426, 182970), (1605, 162564), (1710, 152582), (1748, 149265), (1767, 147660), (1860, 140277), (1926, 135470), (2033, 128340), (2070, 126046), (2139, 121980), (2140, 121923), (2185, 119412), (2356, 110745), (2461, 106020), (2622, 99510), (2790, 93518), (2852, 91485), (2945, 88596), (3210, 81282), (3317, 78660), (3420, 76291), (3534, 73830), (3565, 73188), (3852, 67735), (3933, 66340), (4066, 64170), (4140, 63023), (4278, 60990), (4370, 59706), (4815, 54188), (4922, 53010), (5244, 49755), (5301, 49220), (5580, 46759), (5890, 44298), (6099, 42780), (6417, 40660), (6420, 40641), (6555, 39804), (6634, 39330), (7068, 36915), (7130, 36594), (7383, 35340), (7866, 33170), (8132, 32085), (8556, 30495), (8740, 29853), (8835, 29532), (9630, 27094), (9844, 26505), (9951, 26220), (10165, 25668), (10602, 24610), (10695, 24396), (11780, 22149), (12198, 21390), (12305, 21204), (12834, 20330), (13110, 19902), (13268, 19665), (13547, 19260), (14260, 18297), (14766, 17670), (15732, 16585)]