71266720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 192

約数和(自身を含む): 215550720

約数和(自身を除く): 144284000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 19, 20, 28, 32, 34, 35, 38, 40, 56, 68, 70, 76, 80, 85, 95, 112, 119, 133, 136, 140, 152, 160, 170, 190, 197, 224, 238, 266, 272, 280, 304, 323, 340, 380, 394, 476, 532, 544, 560, 595, 608, 646, 665, 680, 760, 788, 952, 985, 1064, 1120, 1190, 1292, 1330, 1360, 1379, 1520, 1576, 1615, 1904, 1970, 2128, 2261, 2380, 2584, 2660, 2720, 2758, 3040, 3152, 3230, 3349, 3743, 3808, 3940, 4256, 4522, 4760, 5168, 5320, 5516, 6304, 6460, 6698, 6895, 7486, 7880, 9044, 9520, 10336, 10640, 11032, 11305, 12920, 13396, 13790, 14972, 15760, 16745, 18088, 18715, 19040, 21280, 22064, 22610, 23443, 25840, 26201, 26792, 27580, 29944, 31520, 33490, 36176, 37430, 44128, 45220, 46886, 51680, 52402, 53584, 55160, 59888, 63631, 66980, 72352, 74860, 90440, 93772, 104804, 107168, 110320, 117215, 119776, 127262, 131005, 133960, 149720, 180880, 187544, 209608, 220640, 234430, 254524, 262010, 267920, 299440, 318155, 361760, 375088, 419216, 445417, 468860, 509048, 524020, 535840, 598880, 636310, 750176, 838432, 890834, 937720, 1018096, 1048040, 1272620, 1781668, 1875440, 2036192, 2096080, 2227085, 2545240, 3563336, 3750880, 4192160, 4454170, 5090480, 7126672, 8908340, 10180960, 14253344, 17816680, 35633360, 71266720]

約数ペア:

[(1, 71266720), (2, 35633360), (4, 17816680), (5, 14253344), (7, 10180960), (8, 8908340), (10, 7126672), (14, 5090480), (16, 4454170), (17, 4192160), (19, 3750880), (20, 3563336), (28, 2545240), (32, 2227085), (34, 2096080), (35, 2036192), (38, 1875440), (40, 1781668), (56, 1272620), (68, 1048040), (70, 1018096), (76, 937720), (80, 890834), (85, 838432), (95, 750176), (112, 636310), (119, 598880), (133, 535840), (136, 524020), (140, 509048), (152, 468860), (160, 445417), (170, 419216), (190, 375088), (197, 361760), (224, 318155), (238, 299440), (266, 267920), (272, 262010), (280, 254524), (304, 234430), (323, 220640), (340, 209608), (380, 187544), (394, 180880), (476, 149720), (532, 133960), (544, 131005), (560, 127262), (595, 119776), (608, 117215), (646, 110320), (665, 107168), (680, 104804), (760, 93772), (788, 90440), (952, 74860), (985, 72352), (1064, 66980), (1120, 63631), (1190, 59888), (1292, 55160), (1330, 53584), (1360, 52402), (1379, 51680), (1520, 46886), (1576, 45220), (1615, 44128), (1904, 37430), (1970, 36176), (2128, 33490), (2261, 31520), (2380, 29944), (2584, 27580), (2660, 26792), (2720, 26201), (2758, 25840), (3040, 23443), (3152, 22610), (3230, 22064), (3349, 21280), (3743, 19040), (3808, 18715), (3940, 18088), (4256, 16745), (4522, 15760), (4760, 14972), (5168, 13790), (5320, 13396), (5516, 12920), (6304, 11305), (6460, 11032), (6698, 10640), (6895, 10336), (7486, 9520), (7880, 9044)]