1611457280

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 144

約数和(自身を含む): 4068900864

約数和(自身を除く): 2457443584

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 127, 128, 160, 184, 230, 254, 256, 320, 368, 431, 460, 508, 635, 640, 736, 862, 920, 1016, 1270, 1280, 1472, 1724, 1840, 2032, 2155, 2540, 2921, 2944, 3448, 3680, 4064, 4310, 5080, 5842, 5888, 6896, 7360, 8128, 8620, 9913, 10160, 11684, 13792, 14605, 14720, 16256, 17240, 19826, 20320, 23368, 27584, 29210, 29440, 32512, 34480, 39652, 40640, 46736, 49565, 54737, 55168, 58420, 68960, 79304, 81280, 93472, 99130, 109474, 110336, 116840, 137920, 158608, 162560, 186944, 198260, 218948, 233680, 273685, 275840, 317216, 373888, 396520, 437896, 467360, 547370, 551680, 634432, 747776, 793040, 875792, 934720, 1094740, 1258951, 1268864, 1586080, 1751584, 1869440, 2189480, 2517902, 2537728, 3172160, 3503168, 3738880, 4378960, 5035804, 6294755, 6344320, 7006336, 8757920, 10071608, 12589510, 12688640, 14012672, 17515840, 20143216, 25179020, 35031680, 40286432, 50358040, 70063360, 80572864, 100716080, 161145728, 201432160, 322291456, 402864320, 805728640, 1611457280]

約数ペア:

[(1, 1611457280), (2, 805728640), (4, 402864320), (5, 322291456), (8, 201432160), (10, 161145728), (16, 100716080), (20, 80572864), (23, 70063360), (32, 50358040), (40, 40286432), (46, 35031680), (64, 25179020), (80, 20143216), (92, 17515840), (115, 14012672), (127, 12688640), (128, 12589510), (160, 10071608), (184, 8757920), (230, 7006336), (254, 6344320), (256, 6294755), (320, 5035804), (368, 4378960), (431, 3738880), (460, 3503168), (508, 3172160), (635, 2537728), (640, 2517902), (736, 2189480), (862, 1869440), (920, 1751584), (1016, 1586080), (1270, 1268864), (1280, 1258951), (1472, 1094740), (1724, 934720), (1840, 875792), (2032, 793040), (2155, 747776), (2540, 634432), (2921, 551680), (2944, 547370), (3448, 467360), (3680, 437896), (4064, 396520), (4310, 373888), (5080, 317216), (5842, 275840), (5888, 273685), (6896, 233680), (7360, 218948), (8128, 198260), (8620, 186944), (9913, 162560), (10160, 158608), (11684, 137920), (13792, 116840), (14605, 110336), (14720, 109474), (16256, 99130), (17240, 93472), (19826, 81280), (20320, 79304), (23368, 68960), (27584, 58420), (29210, 55168), (29440, 54737), (32512, 49565), (34480, 46736), (39652, 40640)]