2011195980

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^3\times {\mathrm{181}}^1$

素因数の和:259

約数の個数: 240

約数和(自身を含む): 6696449760

約数和(自身を除く): 4685253780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 181, 190, 228, 270, 285, 324, 342, 361, 362, 380, 405, 513, 540, 543, 570, 684, 722, 724, 810, 855, 905, 1026, 1083, 1086, 1140, 1444, 1539, 1620, 1629, 1710, 1805, 1810, 2052, 2166, 2172, 2565, 2715, 3078, 3249, 3258, 3420, 3439, 3610, 3620, 4332, 4887, 5130, 5415, 5430, 6156, 6498, 6516, 6859, 6878, 7220, 7695, 8145, 9747, 9774, 10260, 10317, 10830, 10860, 12996, 13718, 13756, 14661, 15390, 16245, 16290, 17195, 19494, 19548, 20577, 20634, 21660, 24435, 27436, 29241, 29322, 30780, 30951, 32490, 32580, 34295, 34390, 38988, 41154, 41268, 48735, 48870, 51585, 58482, 58644, 61731, 61902, 64980, 65341, 68590, 68780, 73305, 82308, 92853, 97470, 97740, 102885, 103170, 116964, 123462, 123804, 130682, 137180, 146205, 146610, 154755, 185193, 185706, 194940, 196023, 205770, 206340, 246924, 261364, 278559, 292410, 293220, 308655, 309510, 326705, 370386, 371412, 392046, 411540, 464265, 555579, 557118, 584820, 588069, 617310, 619020, 653410, 740772, 784092, 925965, 928530, 980115, 1111158, 1114236, 1176138, 1234620, 1241479, 1306820, 1392795, 1764207, 1851930, 1857060, 1960230, 2222316, 2352276, 2482958, 2777895, 2785590, 2940345, 3528414, 3703860, 3724437, 3920460, 4965916, 5292621, 5555790, 5571180, 5880690, 6207395, 7056828, 7448874, 8821035, 10585242, 11111580, 11173311, 11761380, 12414790, 14897748, 17642070, 18622185, 21170484, 22346622, 24829580, 26463105, 33519933, 35284140, 37244370, 44693244, 52926210, 55866555, 67039866, 74488740, 100559799, 105852420, 111733110, 134079732, 167599665, 201119598, 223466220, 335199330, 402239196, 502798995, 670398660, 1005597990, 2011195980]

約数ペア:

[(1, 2011195980), (2, 1005597990), (3, 670398660), (4, 502798995), (5, 402239196), (6, 335199330), (9, 223466220), (10, 201119598), (12, 167599665), (15, 134079732), (18, 111733110), (19, 105852420), (20, 100559799), (27, 74488740), (30, 67039866), (36, 55866555), (38, 52926210), (45, 44693244), (54, 37244370), (57, 35284140), (60, 33519933), (76, 26463105), (81, 24829580), (90, 22346622), (95, 21170484), (108, 18622185), (114, 17642070), (135, 14897748), (162, 12414790), (171, 11761380), (180, 11173311), (181, 11111580), (190, 10585242), (228, 8821035), (270, 7448874), (285, 7056828), (324, 6207395), (342, 5880690), (361, 5571180), (362, 5555790), (380, 5292621), (405, 4965916), (513, 3920460), (540, 3724437), (543, 3703860), (570, 3528414), (684, 2940345), (722, 2785590), (724, 2777895), (810, 2482958), (855, 2352276), (905, 2222316), (1026, 1960230), (1083, 1857060), (1086, 1851930), (1140, 1764207), (1444, 1392795), (1539, 1306820), (1620, 1241479), (1629, 1234620), (1710, 1176138), (1805, 1114236), (1810, 1111158), (2052, 980115), (2166, 928530), (2172, 925965), (2565, 784092), (2715, 740772), (3078, 653410), (3249, 619020), (3258, 617310), (3420, 588069), (3439, 584820), (3610, 557118), (3620, 555579), (4332, 464265), (4887, 411540), (5130, 392046), (5415, 371412), (5430, 370386), (6156, 326705), (6498, 309510), (6516, 308655), (6859, 293220), (6878, 292410), (7220, 278559), (7695, 261364), (8145, 246924), (9747, 206340), (9774, 205770), (10260, 196023), (10317, 194940), (10830, 185706), (10860, 185193), (12996, 154755), (13718, 146610), (13756, 146205), (14661, 137180), (15390, 130682), (16245, 123804), (16290, 123462), (17195, 116964), (19494, 103170), (19548, 102885), (20577, 97740), (20634, 97470), (21660, 92853), (24435, 82308), (27436, 73305), (29241, 68780), (29322, 68590), (30780, 65341), (30951, 64980), (32490, 61902), (32580, 61731), (34295, 58644), (34390, 58482), (38988, 51585), (41154, 48870), (41268, 48735)]