77955480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 256

約数和(自身を含む): 285120000

約数和(自身を除く): 207164520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 29, 30, 36, 38, 40, 45, 54, 57, 58, 60, 72, 76, 87, 90, 95, 108, 114, 116, 120, 131, 135, 145, 152, 171, 174, 180, 190, 216, 228, 232, 261, 262, 270, 285, 290, 342, 348, 360, 380, 393, 435, 456, 513, 522, 524, 540, 551, 570, 580, 655, 684, 696, 760, 783, 786, 855, 870, 1026, 1044, 1048, 1080, 1102, 1140, 1160, 1179, 1305, 1310, 1368, 1566, 1572, 1653, 1710, 1740, 1965, 2052, 2088, 2204, 2280, 2358, 2489, 2565, 2610, 2620, 2755, 3132, 3144, 3306, 3420, 3480, 3537, 3799, 3915, 3930, 4104, 4408, 4716, 4959, 4978, 5130, 5220, 5240, 5510, 5895, 6264, 6612, 6840, 7074, 7467, 7598, 7830, 7860, 8265, 9432, 9918, 9956, 10260, 10440, 11020, 11397, 11790, 12445, 13224, 14148, 14877, 14934, 15196, 15660, 15720, 16530, 17685, 18995, 19836, 19912, 20520, 22040, 22401, 22794, 23580, 24795, 24890, 28296, 29754, 29868, 30392, 31320, 33060, 34191, 35370, 37335, 37990, 39672, 44802, 45588, 47160, 49590, 49780, 56985, 59508, 59736, 66120, 67203, 68382, 70740, 72181, 74385, 74670, 75980, 89604, 91176, 99180, 99560, 102573, 112005, 113970, 119016, 134406, 136764, 141480, 144362, 148770, 149340, 151960, 170955, 179208, 198360, 205146, 216543, 224010, 227940, 268812, 273528, 288724, 297540, 298680, 336015, 341910, 360905, 410292, 433086, 448020, 455880, 512865, 537624, 577448, 595080, 649629, 672030, 683820, 721810, 820584, 866172, 896040, 1025730, 1082715, 1299258, 1344060, 1367640, 1443620, 1732344, 1948887, 2051460, 2165430, 2598516, 2688120, 2887240, 3248145, 3897774, 4102920, 4330860, 5197032, 6496290, 7795548, 8661720, 9744435, 12992580, 15591096, 19488870, 25985160, 38977740, 77955480]

約数ペア:

[(1, 77955480), (2, 38977740), (3, 25985160), (4, 19488870), (5, 15591096), (6, 12992580), (8, 9744435), (9, 8661720), (10, 7795548), (12, 6496290), (15, 5197032), (18, 4330860), (19, 4102920), (20, 3897774), (24, 3248145), (27, 2887240), (29, 2688120), (30, 2598516), (36, 2165430), (38, 2051460), (40, 1948887), (45, 1732344), (54, 1443620), (57, 1367640), (58, 1344060), (60, 1299258), (72, 1082715), (76, 1025730), (87, 896040), (90, 866172), (95, 820584), (108, 721810), (114, 683820), (116, 672030), (120, 649629), (131, 595080), (135, 577448), (145, 537624), (152, 512865), (171, 455880), (174, 448020), (180, 433086), (190, 410292), (216, 360905), (228, 341910), (232, 336015), (261, 298680), (262, 297540), (270, 288724), (285, 273528), (290, 268812), (342, 227940), (348, 224010), (360, 216543), (380, 205146), (393, 198360), (435, 179208), (456, 170955), (513, 151960), (522, 149340), (524, 148770), (540, 144362), (551, 141480), (570, 136764), (580, 134406), (655, 119016), (684, 113970), (696, 112005), (760, 102573), (783, 99560), (786, 99180), (855, 91176), (870, 89604), (1026, 75980), (1044, 74670), (1048, 74385), (1080, 72181), (1102, 70740), (1140, 68382), (1160, 67203), (1179, 66120), (1305, 59736), (1310, 59508), (1368, 56985), (1566, 49780), (1572, 49590), (1653, 47160), (1710, 45588), (1740, 44802), (1965, 39672), (2052, 37990), (2088, 37335), (2204, 35370), (2280, 34191), (2358, 33060), (2489, 31320), (2565, 30392), (2610, 29868), (2620, 29754), (2755, 28296), (3132, 24890), (3144, 24795), (3306, 23580), (3420, 22794), (3480, 22401), (3537, 22040), (3799, 20520), (3915, 19912), (3930, 19836), (4104, 18995), (4408, 17685), (4716, 16530), (4959, 15720), (4978, 15660), (5130, 15196), (5220, 14934), (5240, 14877), (5510, 14148), (5895, 13224), (6264, 12445), (6612, 11790), (6840, 11397), (7074, 11020), (7467, 10440), (7598, 10260), (7830, 9956), (7860, 9918), (8265, 9432)]