280737540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:183

約数の個数: 288

約数和(自身を含む): 968647680

約数和(自身を除く): 687910140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 43, 45, 46, 57, 60, 69, 76, 83, 86, 90, 92, 95, 114, 115, 129, 138, 166, 171, 172, 180, 190, 207, 215, 228, 230, 249, 258, 276, 285, 332, 342, 345, 380, 387, 414, 415, 430, 437, 460, 498, 516, 570, 645, 684, 690, 747, 774, 817, 828, 830, 855, 860, 874, 989, 996, 1035, 1140, 1245, 1290, 1311, 1380, 1494, 1548, 1577, 1634, 1660, 1710, 1748, 1909, 1935, 1978, 2070, 2185, 2451, 2490, 2580, 2622, 2967, 2988, 3154, 3268, 3420, 3569, 3735, 3818, 3870, 3933, 3956, 4085, 4140, 4370, 4731, 4902, 4945, 4980, 5244, 5727, 5934, 6308, 6555, 7138, 7353, 7470, 7636, 7740, 7866, 7885, 8170, 8740, 8901, 9462, 9545, 9804, 9890, 10707, 11454, 11868, 12255, 13110, 14193, 14276, 14706, 14835, 14940, 15732, 15770, 16340, 17181, 17802, 17845, 18791, 18924, 19090, 19665, 19780, 21414, 22908, 23655, 24510, 26220, 28386, 28635, 29412, 29670, 31540, 32121, 34362, 35604, 35690, 36271, 36765, 37582, 38180, 39330, 42828, 44505, 47310, 49020, 53535, 56373, 56772, 57270, 59340, 64242, 67811, 68724, 70965, 71380, 72542, 73530, 75164, 78660, 82087, 85905, 89010, 93955, 94620, 107070, 108813, 112746, 114540, 128484, 135622, 141930, 145084, 147060, 160605, 164174, 169119, 171810, 178020, 181355, 187910, 203433, 214140, 217626, 225492, 246261, 271244, 281865, 283860, 321210, 326439, 328348, 338238, 339055, 343620, 362710, 375820, 406866, 410435, 435252, 492522, 544065, 563730, 610299, 642420, 652878, 676476, 678110, 725420, 738783, 813732, 820870, 845595, 985044, 1017165, 1088130, 1127460, 1220598, 1231305, 1305756, 1356220, 1477566, 1559653, 1632195, 1641740, 1691190, 2034330, 2176260, 2441196, 2462610, 2955132, 3051495, 3119306, 3264390, 3382380, 3693915, 4068660, 4678959, 4925220, 6102990, 6238612, 6528780, 7387830, 7798265, 9357918, 12205980, 14036877, 14775660, 15596530, 18715836, 23394795, 28073754, 31193060, 46789590, 56147508, 70184385, 93579180, 140368770, 280737540]

約数ペア:

[(1, 280737540), (2, 140368770), (3, 93579180), (4, 70184385), (5, 56147508), (6, 46789590), (9, 31193060), (10, 28073754), (12, 23394795), (15, 18715836), (18, 15596530), (19, 14775660), (20, 14036877), (23, 12205980), (30, 9357918), (36, 7798265), (38, 7387830), (43, 6528780), (45, 6238612), (46, 6102990), (57, 4925220), (60, 4678959), (69, 4068660), (76, 3693915), (83, 3382380), (86, 3264390), (90, 3119306), (92, 3051495), (95, 2955132), (114, 2462610), (115, 2441196), (129, 2176260), (138, 2034330), (166, 1691190), (171, 1641740), (172, 1632195), (180, 1559653), (190, 1477566), (207, 1356220), (215, 1305756), (228, 1231305), (230, 1220598), (249, 1127460), (258, 1088130), (276, 1017165), (285, 985044), (332, 845595), (342, 820870), (345, 813732), (380, 738783), (387, 725420), (414, 678110), (415, 676476), (430, 652878), (437, 642420), (460, 610299), (498, 563730), (516, 544065), (570, 492522), (645, 435252), (684, 410435), (690, 406866), (747, 375820), (774, 362710), (817, 343620), (828, 339055), (830, 338238), (855, 328348), (860, 326439), (874, 321210), (989, 283860), (996, 281865), (1035, 271244), (1140, 246261), (1245, 225492), (1290, 217626), (1311, 214140), (1380, 203433), (1494, 187910), (1548, 181355), (1577, 178020), (1634, 171810), (1660, 169119), (1710, 164174), (1748, 160605), (1909, 147060), (1935, 145084), (1978, 141930), (2070, 135622), (2185, 128484), (2451, 114540), (2490, 112746), (2580, 108813), (2622, 107070), (2967, 94620), (2988, 93955), (3154, 89010), (3268, 85905), (3420, 82087), (3569, 78660), (3735, 75164), (3818, 73530), (3870, 72542), (3933, 71380), (3956, 70965), (4085, 68724), (4140, 67811), (4370, 64242), (4731, 59340), (4902, 57270), (4945, 56772), (4980, 56373), (5244, 53535), (5727, 49020), (5934, 47310), (6308, 44505), (6555, 42828), (7138, 39330), (7353, 38180), (7470, 37582), (7636, 36765), (7740, 36271), (7866, 35690), (7885, 35604), (8170, 34362), (8740, 32121), (8901, 31540), (9462, 29670), (9545, 29412), (9804, 28635), (9890, 28386), (10707, 26220), (11454, 24510), (11868, 23655), (12255, 22908), (13110, 21414), (14193, 19780), (14276, 19665), (14706, 19090), (14835, 18924), (14940, 18791), (15732, 17845), (15770, 17802), (16340, 17181)]