199943460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{181}}^1$

素因数の和:251

約数の個数: 216

約数和(自身を含む): 681493176

約数和(自身を除く): 481549716

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 181, 190, 204, 228, 255, 285, 306, 323, 340, 342, 361, 362, 380, 510, 543, 570, 612, 646, 684, 722, 724, 765, 855, 905, 969, 1020, 1083, 1086, 1140, 1292, 1444, 1530, 1615, 1629, 1710, 1805, 1810, 1938, 2166, 2172, 2715, 2907, 3060, 3077, 3230, 3249, 3258, 3420, 3439, 3610, 3620, 3876, 4332, 4845, 5415, 5430, 5814, 6137, 6154, 6460, 6498, 6516, 6878, 7220, 8145, 9231, 9690, 10317, 10830, 10860, 11628, 12274, 12308, 12996, 13756, 14535, 15385, 16245, 16290, 17195, 18411, 18462, 19380, 20634, 21660, 24548, 27693, 29070, 30685, 30770, 30951, 32490, 32580, 34390, 36822, 36924, 41268, 46155, 51585, 55233, 55386, 58140, 58463, 61370, 61540, 61902, 64980, 65341, 68780, 73644, 92055, 92310, 103170, 110466, 110772, 116926, 122740, 123804, 130682, 138465, 154755, 175389, 184110, 184620, 196023, 206340, 220932, 233852, 261364, 276165, 276930, 292315, 309510, 326705, 350778, 368220, 392046, 526167, 552330, 553860, 584630, 588069, 619020, 653410, 701556, 784092, 876945, 980115, 1052334, 1104660, 1110797, 1169260, 1176138, 1306820, 1753890, 1960230, 2104668, 2221594, 2352276, 2630835, 2940345, 3332391, 3507780, 3920460, 4443188, 5261670, 5553985, 5880690, 6664782, 9997173, 10523340, 11107970, 11761380, 13329564, 16661955, 19994346, 22215940, 33323910, 39988692, 49985865, 66647820, 99971730, 199943460]

約数ペア:

[(1, 199943460), (2, 99971730), (3, 66647820), (4, 49985865), (5, 39988692), (6, 33323910), (9, 22215940), (10, 19994346), (12, 16661955), (15, 13329564), (17, 11761380), (18, 11107970), (19, 10523340), (20, 9997173), (30, 6664782), (34, 5880690), (36, 5553985), (38, 5261670), (45, 4443188), (51, 3920460), (57, 3507780), (60, 3332391), (68, 2940345), (76, 2630835), (85, 2352276), (90, 2221594), (95, 2104668), (102, 1960230), (114, 1753890), (153, 1306820), (170, 1176138), (171, 1169260), (180, 1110797), (181, 1104660), (190, 1052334), (204, 980115), (228, 876945), (255, 784092), (285, 701556), (306, 653410), (323, 619020), (340, 588069), (342, 584630), (361, 553860), (362, 552330), (380, 526167), (510, 392046), (543, 368220), (570, 350778), (612, 326705), (646, 309510), (684, 292315), (722, 276930), (724, 276165), (765, 261364), (855, 233852), (905, 220932), (969, 206340), (1020, 196023), (1083, 184620), (1086, 184110), (1140, 175389), (1292, 154755), (1444, 138465), (1530, 130682), (1615, 123804), (1629, 122740), (1710, 116926), (1805, 110772), (1810, 110466), (1938, 103170), (2166, 92310), (2172, 92055), (2715, 73644), (2907, 68780), (3060, 65341), (3077, 64980), (3230, 61902), (3249, 61540), (3258, 61370), (3420, 58463), (3439, 58140), (3610, 55386), (3620, 55233), (3876, 51585), (4332, 46155), (4845, 41268), (5415, 36924), (5430, 36822), (5814, 34390), (6137, 32580), (6154, 32490), (6460, 30951), (6498, 30770), (6516, 30685), (6878, 29070), (7220, 27693), (8145, 24548), (9231, 21660), (9690, 20634), (10317, 19380), (10830, 18462), (10860, 18411), (11628, 17195), (12274, 16290), (12308, 16245), (12996, 15385), (13756, 14535)]