161021280

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2819}}^1$

素因数の和:2861

約数の個数: 192

約数和(自身を含む): 613992960

約数和(自身を除く): 452971680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2819, 2856, 3360, 3570, 3808, 4080, 4760, 5638, 5712, 7140, 8160, 8457, 9520, 11276, 11424, 14095, 14280, 16914, 19040, 19733, 22552, 28190, 28560, 33828, 39466, 42285, 45104, 47923, 56380, 57120, 59199, 67656, 78932, 84570, 90208, 95846, 98665, 112760, 118398, 135312, 143769, 157864, 169140, 191692, 197330, 225520, 236796, 239615, 270624, 287538, 295995, 315728, 335461, 338280, 383384, 394660, 451040, 473592, 479230, 575076, 591990, 631456, 670922, 676560, 718845, 766768, 789320, 947184, 958460, 1006383, 1150152, 1183980, 1341844, 1353120, 1437690, 1533536, 1578640, 1677305, 1894368, 1916920, 2012766, 2300304, 2367960, 2683688, 2875380, 3157280, 3354610, 3833840, 4025532, 4600608, 4735920, 5031915, 5367376, 5750760, 6709220, 7667680, 8051064, 9471840, 10063830, 10734752, 11501520, 13418440, 16102128, 20127660, 23003040, 26836880, 32204256, 40255320, 53673760, 80510640, 161021280]

約数ペア:

[(1, 161021280), (2, 80510640), (3, 53673760), (4, 40255320), (5, 32204256), (6, 26836880), (7, 23003040), (8, 20127660), (10, 16102128), (12, 13418440), (14, 11501520), (15, 10734752), (16, 10063830), (17, 9471840), (20, 8051064), (21, 7667680), (24, 6709220), (28, 5750760), (30, 5367376), (32, 5031915), (34, 4735920), (35, 4600608), (40, 4025532), (42, 3833840), (48, 3354610), (51, 3157280), (56, 2875380), (60, 2683688), (68, 2367960), (70, 2300304), (80, 2012766), (84, 1916920), (85, 1894368), (96, 1677305), (102, 1578640), (105, 1533536), (112, 1437690), (119, 1353120), (120, 1341844), (136, 1183980), (140, 1150152), (160, 1006383), (168, 958460), (170, 947184), (204, 789320), (210, 766768), (224, 718845), (238, 676560), (240, 670922), (255, 631456), (272, 591990), (280, 575076), (336, 479230), (340, 473592), (357, 451040), (408, 394660), (420, 383384), (476, 338280), (480, 335461), (510, 315728), (544, 295995), (560, 287538), (595, 270624), (672, 239615), (680, 236796), (714, 225520), (816, 197330), (840, 191692), (952, 169140), (1020, 157864), (1120, 143769), (1190, 135312), (1360, 118398), (1428, 112760), (1632, 98665), (1680, 95846), (1785, 90208), (1904, 84570), (2040, 78932), (2380, 67656), (2720, 59199), (2819, 57120), (2856, 56380), (3360, 47923), (3570, 45104), (3808, 42285), (4080, 39466), (4760, 33828), (5638, 28560), (5712, 28190), (7140, 22552), (8160, 19733), (8457, 19040), (9520, 16914), (11276, 14280), (11424, 14095)]