211078980

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2939}}^1$

素因数の和:2983

約数の個数: 192

約数和(自身を含む): 790272000

約数和(自身を除く): 579193020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 342, 378, 380, 399, 420, 513, 532, 540, 570, 630, 665, 684, 756, 798, 855, 945, 1026, 1140, 1197, 1260, 1330, 1596, 1710, 1890, 1995, 2052, 2394, 2565, 2660, 2939, 3420, 3591, 3780, 3990, 4788, 5130, 5878, 5985, 7182, 7980, 8817, 10260, 11756, 11970, 14364, 14695, 17634, 17955, 20573, 23940, 26451, 29390, 35268, 35910, 41146, 44085, 52902, 55841, 58780, 61719, 71820, 79353, 82292, 88170, 102865, 105804, 111682, 123438, 132255, 158706, 167523, 176340, 185157, 205730, 223364, 246876, 264510, 279205, 308595, 317412, 335046, 370314, 390887, 396765, 411460, 502569, 529020, 555471, 558410, 617190, 670092, 740628, 781774, 793530, 837615, 925785, 1005138, 1110942, 1116820, 1172661, 1234380, 1507707, 1563548, 1587060, 1675230, 1851570, 1954435, 2010276, 2221884, 2345322, 2512845, 2777355, 3015414, 3350460, 3517983, 3703140, 3908870, 4690644, 5025690, 5554710, 5863305, 6030828, 7035966, 7538535, 7817740, 10051380, 10553949, 11109420, 11726610, 14071932, 15077070, 17589915, 21107898, 23453220, 30154140, 35179830, 42215796, 52769745, 70359660, 105539490, 211078980]

約数ペア:

[(1, 211078980), (2, 105539490), (3, 70359660), (4, 52769745), (5, 42215796), (6, 35179830), (7, 30154140), (9, 23453220), (10, 21107898), (12, 17589915), (14, 15077070), (15, 14071932), (18, 11726610), (19, 11109420), (20, 10553949), (21, 10051380), (27, 7817740), (28, 7538535), (30, 7035966), (35, 6030828), (36, 5863305), (38, 5554710), (42, 5025690), (45, 4690644), (54, 3908870), (57, 3703140), (60, 3517983), (63, 3350460), (70, 3015414), (76, 2777355), (84, 2512845), (90, 2345322), (95, 2221884), (105, 2010276), (108, 1954435), (114, 1851570), (126, 1675230), (133, 1587060), (135, 1563548), (140, 1507707), (171, 1234380), (180, 1172661), (189, 1116820), (190, 1110942), (210, 1005138), (228, 925785), (252, 837615), (266, 793530), (270, 781774), (285, 740628), (315, 670092), (342, 617190), (378, 558410), (380, 555471), (399, 529020), (420, 502569), (513, 411460), (532, 396765), (540, 390887), (570, 370314), (630, 335046), (665, 317412), (684, 308595), (756, 279205), (798, 264510), (855, 246876), (945, 223364), (1026, 205730), (1140, 185157), (1197, 176340), (1260, 167523), (1330, 158706), (1596, 132255), (1710, 123438), (1890, 111682), (1995, 105804), (2052, 102865), (2394, 88170), (2565, 82292), (2660, 79353), (2939, 71820), (3420, 61719), (3591, 58780), (3780, 55841), (3990, 52902), (4788, 44085), (5130, 41146), (5878, 35910), (5985, 35268), (7182, 29390), (7980, 26451), (8817, 23940), (10260, 20573), (11756, 17955), (11970, 17634), (14364, 14695)]