668803920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 2154814464

約数和(自身を除く): 1486010544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 241, 248, 310, 372, 373, 465, 482, 496, 620, 723, 744, 746, 930, 964, 1119, 1205, 1240, 1446, 1488, 1492, 1860, 1865, 1928, 2238, 2410, 2480, 2892, 2984, 3615, 3720, 3730, 3856, 4476, 4820, 5595, 5784, 5968, 7230, 7440, 7460, 7471, 8952, 9640, 11190, 11563, 11568, 14460, 14920, 14942, 17904, 19280, 22380, 22413, 23126, 28920, 29840, 29884, 34689, 37355, 44760, 44826, 46252, 57815, 57840, 59768, 69378, 74710, 89520, 89652, 89893, 92504, 112065, 115630, 119536, 138756, 149420, 173445, 179304, 179786, 185008, 224130, 231260, 269679, 277512, 298840, 346890, 358608, 359572, 448260, 449465, 462520, 539358, 555024, 597680, 693780, 719144, 896520, 898930, 925040, 1078716, 1348395, 1387560, 1438288, 1793040, 1797860, 2157432, 2696790, 2775120, 2786683, 3595720, 4314864, 5393580, 5573366, 7191440, 8360049, 10787160, 11146732, 13933415, 16720098, 21574320, 22293464, 27866830, 33440196, 41800245, 44586928, 55733660, 66880392, 83600490, 111467320, 133760784, 167200980, 222934640, 334401960, 668803920]

約数ペア:

[(1, 668803920), (2, 334401960), (3, 222934640), (4, 167200980), (5, 133760784), (6, 111467320), (8, 83600490), (10, 66880392), (12, 55733660), (15, 44586928), (16, 41800245), (20, 33440196), (24, 27866830), (30, 22293464), (31, 21574320), (40, 16720098), (48, 13933415), (60, 11146732), (62, 10787160), (80, 8360049), (93, 7191440), (120, 5573366), (124, 5393580), (155, 4314864), (186, 3595720), (240, 2786683), (241, 2775120), (248, 2696790), (310, 2157432), (372, 1797860), (373, 1793040), (465, 1438288), (482, 1387560), (496, 1348395), (620, 1078716), (723, 925040), (744, 898930), (746, 896520), (930, 719144), (964, 693780), (1119, 597680), (1205, 555024), (1240, 539358), (1446, 462520), (1488, 449465), (1492, 448260), (1860, 359572), (1865, 358608), (1928, 346890), (2238, 298840), (2410, 277512), (2480, 269679), (2892, 231260), (2984, 224130), (3615, 185008), (3720, 179786), (3730, 179304), (3856, 173445), (4476, 149420), (4820, 138756), (5595, 119536), (5784, 115630), (5968, 112065), (7230, 92504), (7440, 89893), (7460, 89652), (7471, 89520), (8952, 74710), (9640, 69378), (11190, 59768), (11563, 57840), (11568, 57815), (14460, 46252), (14920, 44826), (14942, 44760), (17904, 37355), (19280, 34689), (22380, 29884), (22413, 29840), (23126, 28920)]