1977943040

素因数分解:

$2^{10}\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 176

約数和(自身を含む): 4990127472

約数和(自身を除く): 3012184432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 53, 64, 74, 80, 106, 128, 148, 160, 185, 197, 212, 256, 265, 296, 320, 370, 394, 424, 512, 530, 592, 640, 740, 788, 848, 985, 1024, 1060, 1184, 1280, 1480, 1576, 1696, 1961, 1970, 2120, 2368, 2560, 2960, 3152, 3392, 3922, 3940, 4240, 4736, 5120, 5920, 6304, 6784, 7289, 7844, 7880, 8480, 9472, 9805, 10441, 11840, 12608, 13568, 14578, 15688, 15760, 16960, 18944, 19610, 20882, 23680, 25216, 27136, 29156, 31376, 31520, 33920, 36445, 37888, 39220, 41764, 47360, 50432, 52205, 54272, 58312, 62752, 63040, 67840, 72890, 78440, 83528, 94720, 100864, 104410, 116624, 125504, 126080, 135680, 145780, 156880, 167056, 189440, 201728, 208820, 233248, 251008, 252160, 271360, 291560, 313760, 334112, 386317, 417640, 466496, 502016, 504320, 583120, 627520, 668224, 772634, 835280, 932992, 1004032, 1008640, 1166240, 1255040, 1336448, 1545268, 1670560, 1865984, 1931585, 2008064, 2332480, 2510080, 2672896, 3090536, 3341120, 3731968, 3863170, 4664960, 5020160, 5345792, 6181072, 6682240, 7463936, 7726340, 9329920, 10040320, 10691584, 12362144, 13364480, 15452680, 18659840, 24724288, 26728960, 30905360, 37319680, 49448576, 53457920, 61810720, 98897152, 123621440, 197794304, 247242880, 395588608, 494485760, 988971520, 1977943040]

約数ペア:

[(1, 1977943040), (2, 988971520), (4, 494485760), (5, 395588608), (8, 247242880), (10, 197794304), (16, 123621440), (20, 98897152), (32, 61810720), (37, 53457920), (40, 49448576), (53, 37319680), (64, 30905360), (74, 26728960), (80, 24724288), (106, 18659840), (128, 15452680), (148, 13364480), (160, 12362144), (185, 10691584), (197, 10040320), (212, 9329920), (256, 7726340), (265, 7463936), (296, 6682240), (320, 6181072), (370, 5345792), (394, 5020160), (424, 4664960), (512, 3863170), (530, 3731968), (592, 3341120), (640, 3090536), (740, 2672896), (788, 2510080), (848, 2332480), (985, 2008064), (1024, 1931585), (1060, 1865984), (1184, 1670560), (1280, 1545268), (1480, 1336448), (1576, 1255040), (1696, 1166240), (1961, 1008640), (1970, 1004032), (2120, 932992), (2368, 835280), (2560, 772634), (2960, 668224), (3152, 627520), (3392, 583120), (3922, 504320), (3940, 502016), (4240, 466496), (4736, 417640), (5120, 386317), (5920, 334112), (6304, 313760), (6784, 291560), (7289, 271360), (7844, 252160), (7880, 251008), (8480, 233248), (9472, 208820), (9805, 201728), (10441, 189440), (11840, 167056), (12608, 156880), (13568, 145780), (14578, 135680), (15688, 126080), (15760, 125504), (16960, 116624), (18944, 104410), (19610, 100864), (20882, 94720), (23680, 83528), (25216, 78440), (27136, 72890), (29156, 67840), (31376, 63040), (31520, 62752), (33920, 58312), (36445, 54272), (37888, 52205), (39220, 50432), (41764, 47360)]