201719880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{157}}^1$

素因数の和:300

約数の個数: 192

約数和(自身を含む): 683242560

約数和(自身を除く): 481522680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 43, 45, 60, 72, 83, 86, 90, 120, 129, 157, 166, 172, 180, 215, 249, 258, 314, 332, 344, 360, 387, 415, 430, 471, 498, 516, 628, 645, 664, 747, 774, 785, 830, 860, 942, 996, 1032, 1245, 1256, 1290, 1413, 1494, 1548, 1570, 1660, 1720, 1884, 1935, 1992, 2355, 2490, 2580, 2826, 2988, 3096, 3140, 3320, 3569, 3735, 3768, 3870, 4710, 4980, 5160, 5652, 5976, 6280, 6751, 7065, 7138, 7470, 7740, 9420, 9960, 10707, 11304, 13031, 13502, 14130, 14276, 14940, 15480, 17845, 18840, 20253, 21414, 26062, 27004, 28260, 28552, 29880, 32121, 33755, 35690, 39093, 40506, 42828, 52124, 53535, 54008, 56520, 60759, 64242, 65155, 67510, 71380, 78186, 81012, 85656, 101265, 104248, 107070, 117279, 121518, 128484, 130310, 135020, 142760, 156372, 160605, 162024, 195465, 202530, 214140, 234558, 243036, 256968, 260620, 270040, 303795, 312744, 321210, 390930, 405060, 428280, 469116, 486072, 521240, 560333, 586395, 607590, 642420, 781860, 810120, 938232, 1120666, 1172790, 1215180, 1284840, 1563720, 1680999, 2241332, 2345580, 2430360, 2801665, 3361998, 4482664, 4691160, 5042997, 5603330, 6723996, 8404995, 10085994, 11206660, 13447992, 16809990, 20171988, 22413320, 25214985, 33619980, 40343976, 50429970, 67239960, 100859940, 201719880]

約数ペア:

[(1, 201719880), (2, 100859940), (3, 67239960), (4, 50429970), (5, 40343976), (6, 33619980), (8, 25214985), (9, 22413320), (10, 20171988), (12, 16809990), (15, 13447992), (18, 11206660), (20, 10085994), (24, 8404995), (30, 6723996), (36, 5603330), (40, 5042997), (43, 4691160), (45, 4482664), (60, 3361998), (72, 2801665), (83, 2430360), (86, 2345580), (90, 2241332), (120, 1680999), (129, 1563720), (157, 1284840), (166, 1215180), (172, 1172790), (180, 1120666), (215, 938232), (249, 810120), (258, 781860), (314, 642420), (332, 607590), (344, 586395), (360, 560333), (387, 521240), (415, 486072), (430, 469116), (471, 428280), (498, 405060), (516, 390930), (628, 321210), (645, 312744), (664, 303795), (747, 270040), (774, 260620), (785, 256968), (830, 243036), (860, 234558), (942, 214140), (996, 202530), (1032, 195465), (1245, 162024), (1256, 160605), (1290, 156372), (1413, 142760), (1494, 135020), (1548, 130310), (1570, 128484), (1660, 121518), (1720, 117279), (1884, 107070), (1935, 104248), (1992, 101265), (2355, 85656), (2490, 81012), (2580, 78186), (2826, 71380), (2988, 67510), (3096, 65155), (3140, 64242), (3320, 60759), (3569, 56520), (3735, 54008), (3768, 53535), (3870, 52124), (4710, 42828), (4980, 40506), (5160, 39093), (5652, 35690), (5976, 33755), (6280, 32121), (6751, 29880), (7065, 28552), (7138, 28260), (7470, 27004), (7740, 26062), (9420, 21414), (9960, 20253), (10707, 18840), (11304, 17845), (13031, 15480), (13502, 14940), (14130, 14276)]