251162760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:208

約数の個数: 256

約数和(自身を含む): 856604160

約数和(自身を除く): 605441400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 23, 24, 30, 34, 40, 46, 51, 53, 60, 68, 69, 85, 92, 101, 102, 106, 115, 120, 136, 138, 159, 170, 184, 202, 204, 212, 230, 255, 265, 276, 303, 318, 340, 345, 391, 404, 408, 424, 460, 505, 510, 530, 552, 606, 636, 680, 690, 782, 795, 808, 901, 920, 1010, 1020, 1060, 1173, 1212, 1219, 1272, 1380, 1515, 1564, 1590, 1717, 1802, 1955, 2020, 2040, 2120, 2323, 2346, 2424, 2438, 2703, 2760, 3030, 3128, 3180, 3434, 3604, 3657, 3910, 4040, 4505, 4646, 4692, 4876, 5151, 5353, 5406, 5865, 6060, 6095, 6360, 6868, 6969, 7208, 7314, 7820, 8585, 9010, 9292, 9384, 9752, 10302, 10706, 10812, 11615, 11730, 12120, 12190, 13515, 13736, 13938, 14628, 15640, 16059, 17170, 18020, 18285, 18584, 20604, 20723, 21412, 21624, 23230, 23460, 24380, 25755, 26765, 27030, 27876, 29256, 32118, 34340, 34845, 36040, 36570, 39491, 41208, 41446, 42824, 46460, 46920, 48760, 51510, 53530, 54060, 55752, 62169, 64236, 68680, 69690, 73140, 78982, 80295, 82892, 91001, 92920, 103020, 103615, 107060, 108120, 118473, 123119, 124338, 128472, 139380, 146280, 157964, 160590, 165784, 182002, 197455, 206040, 207230, 214120, 236946, 246238, 248676, 273003, 278760, 310845, 315928, 321180, 364004, 369357, 394910, 414460, 455005, 473892, 492476, 497352, 546006, 592365, 615595, 621690, 642360, 728008, 738714, 789820, 828920, 910010, 947784, 984952, 1092012, 1184730, 1231190, 1243380, 1365015, 1477428, 1579640, 1820020, 1846785, 2093023, 2184024, 2369460, 2462380, 2486760, 2730030, 2954856, 3640040, 3693570, 4186046, 4738920, 4924760, 5460060, 6279069, 7387140, 8372092, 10465115, 10920120, 12558138, 14774280, 16744184, 20930230, 25116276, 31395345, 41860460, 50232552, 62790690, 83720920, 125581380, 251162760]

約数ペア:

[(1, 251162760), (2, 125581380), (3, 83720920), (4, 62790690), (5, 50232552), (6, 41860460), (8, 31395345), (10, 25116276), (12, 20930230), (15, 16744184), (17, 14774280), (20, 12558138), (23, 10920120), (24, 10465115), (30, 8372092), (34, 7387140), (40, 6279069), (46, 5460060), (51, 4924760), (53, 4738920), (60, 4186046), (68, 3693570), (69, 3640040), (85, 2954856), (92, 2730030), (101, 2486760), (102, 2462380), (106, 2369460), (115, 2184024), (120, 2093023), (136, 1846785), (138, 1820020), (159, 1579640), (170, 1477428), (184, 1365015), (202, 1243380), (204, 1231190), (212, 1184730), (230, 1092012), (255, 984952), (265, 947784), (276, 910010), (303, 828920), (318, 789820), (340, 738714), (345, 728008), (391, 642360), (404, 621690), (408, 615595), (424, 592365), (460, 546006), (505, 497352), (510, 492476), (530, 473892), (552, 455005), (606, 414460), (636, 394910), (680, 369357), (690, 364004), (782, 321180), (795, 315928), (808, 310845), (901, 278760), (920, 273003), (1010, 248676), (1020, 246238), (1060, 236946), (1173, 214120), (1212, 207230), (1219, 206040), (1272, 197455), (1380, 182002), (1515, 165784), (1564, 160590), (1590, 157964), (1717, 146280), (1802, 139380), (1955, 128472), (2020, 124338), (2040, 123119), (2120, 118473), (2323, 108120), (2346, 107060), (2424, 103615), (2438, 103020), (2703, 92920), (2760, 91001), (3030, 82892), (3128, 80295), (3180, 78982), (3434, 73140), (3604, 69690), (3657, 68680), (3910, 64236), (4040, 62169), (4505, 55752), (4646, 54060), (4692, 53530), (4876, 51510), (5151, 48760), (5353, 46920), (5406, 46460), (5865, 42824), (6060, 41446), (6095, 41208), (6360, 39491), (6868, 36570), (6969, 36040), (7208, 34845), (7314, 34340), (7820, 32118), (8585, 29256), (9010, 27876), (9292, 27030), (9384, 26765), (9752, 25755), (10302, 24380), (10706, 23460), (10812, 23230), (11615, 21624), (11730, 21412), (12120, 20723), (12190, 20604), (13515, 18584), (13736, 18285), (13938, 18020), (14628, 17170), (15640, 16059)]