279317520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:310

約数の個数: 240

約数和(自身を含む): 994436352

約数和(自身を除く): 715118832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 101, 115, 120, 138, 144, 167, 180, 184, 202, 207, 230, 240, 276, 303, 334, 345, 360, 368, 404, 414, 460, 501, 505, 552, 606, 668, 690, 720, 808, 828, 835, 909, 920, 1002, 1010, 1035, 1104, 1212, 1336, 1380, 1503, 1515, 1616, 1656, 1670, 1818, 1840, 2004, 2020, 2070, 2323, 2424, 2505, 2672, 2760, 3006, 3030, 3312, 3340, 3636, 3841, 4008, 4040, 4140, 4545, 4646, 4848, 5010, 5520, 6012, 6060, 6680, 6969, 7272, 7515, 7682, 8016, 8080, 8280, 9090, 9292, 10020, 11523, 11615, 12024, 12120, 13360, 13938, 14544, 15030, 15364, 16560, 16867, 18180, 18584, 19205, 20040, 20907, 23046, 23230, 24048, 24240, 27876, 30060, 30728, 33734, 34569, 34845, 36360, 37168, 38410, 40080, 41814, 46092, 46460, 50601, 55752, 57615, 60120, 61456, 67468, 69138, 69690, 72720, 76820, 83628, 84335, 92184, 92920, 101202, 104535, 111504, 115230, 120240, 134936, 138276, 139380, 151803, 153640, 167256, 168670, 172845, 184368, 185840, 202404, 209070, 230460, 253005, 269872, 276552, 278760, 303606, 307280, 334512, 337340, 345690, 387941, 404808, 418140, 460920, 506010, 553104, 557520, 607212, 674680, 691380, 759015, 775882, 809616, 836280, 921840, 1012020, 1163823, 1214424, 1349360, 1382760, 1518030, 1551764, 1672560, 1939705, 2024040, 2327646, 2428848, 2765520, 3036060, 3103528, 3491469, 3879410, 4048080, 4655292, 5819115, 6072120, 6207056, 6982938, 7758820, 9310584, 11638230, 12144240, 13965876, 15517640, 17457345, 18621168, 23276460, 27931752, 31035280, 34914690, 46552920, 55863504, 69829380, 93105840, 139658760, 279317520]

約数ペア:

[(1, 279317520), (2, 139658760), (3, 93105840), (4, 69829380), (5, 55863504), (6, 46552920), (8, 34914690), (9, 31035280), (10, 27931752), (12, 23276460), (15, 18621168), (16, 17457345), (18, 15517640), (20, 13965876), (23, 12144240), (24, 11638230), (30, 9310584), (36, 7758820), (40, 6982938), (45, 6207056), (46, 6072120), (48, 5819115), (60, 4655292), (69, 4048080), (72, 3879410), (80, 3491469), (90, 3103528), (92, 3036060), (101, 2765520), (115, 2428848), (120, 2327646), (138, 2024040), (144, 1939705), (167, 1672560), (180, 1551764), (184, 1518030), (202, 1382760), (207, 1349360), (230, 1214424), (240, 1163823), (276, 1012020), (303, 921840), (334, 836280), (345, 809616), (360, 775882), (368, 759015), (404, 691380), (414, 674680), (460, 607212), (501, 557520), (505, 553104), (552, 506010), (606, 460920), (668, 418140), (690, 404808), (720, 387941), (808, 345690), (828, 337340), (835, 334512), (909, 307280), (920, 303606), (1002, 278760), (1010, 276552), (1035, 269872), (1104, 253005), (1212, 230460), (1336, 209070), (1380, 202404), (1503, 185840), (1515, 184368), (1616, 172845), (1656, 168670), (1670, 167256), (1818, 153640), (1840, 151803), (2004, 139380), (2020, 138276), (2070, 134936), (2323, 120240), (2424, 115230), (2505, 111504), (2672, 104535), (2760, 101202), (3006, 92920), (3030, 92184), (3312, 84335), (3340, 83628), (3636, 76820), (3841, 72720), (4008, 69690), (4040, 69138), (4140, 67468), (4545, 61456), (4646, 60120), (4848, 57615), (5010, 55752), (5520, 50601), (6012, 46460), (6060, 46092), (6680, 41814), (6969, 40080), (7272, 38410), (7515, 37168), (7682, 36360), (8016, 34845), (8080, 34569), (8280, 33734), (9090, 30728), (9292, 30060), (10020, 27876), (11523, 24240), (11615, 24048), (12024, 23230), (12120, 23046), (13360, 20907), (13938, 20040), (14544, 19205), (15030, 18584), (15364, 18180), (16560, 16867)]