1720728100

素因数分解:

$2^2\times 5^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1$

素因数の和:292

約数の個数: 288

約数和(自身を含む): 4987180800

約数和(自身を除く): 3266452700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 25, 26, 28, 34, 35, 49, 50, 52, 65, 68, 70, 85, 91, 98, 100, 119, 130, 140, 170, 175, 182, 196, 221, 227, 238, 245, 260, 325, 340, 343, 350, 364, 425, 442, 454, 455, 476, 490, 595, 637, 650, 686, 700, 833, 850, 884, 908, 910, 980, 1105, 1135, 1190, 1225, 1274, 1300, 1372, 1547, 1589, 1666, 1700, 1715, 1820, 2210, 2270, 2275, 2380, 2450, 2548, 2951, 2975, 3094, 3178, 3185, 3332, 3430, 3859, 4165, 4420, 4459, 4540, 4550, 4900, 5525, 5675, 5831, 5902, 5950, 6188, 6356, 6370, 6860, 7718, 7735, 7945, 8330, 8575, 8918, 9100, 10829, 11050, 11123, 11350, 11662, 11804, 11900, 12740, 14755, 15436, 15470, 15890, 15925, 16660, 17150, 17836, 19295, 20657, 20825, 21658, 22100, 22246, 22295, 22700, 23324, 27013, 29155, 29510, 30940, 31780, 31850, 34300, 38590, 38675, 39725, 41314, 41650, 43316, 44492, 44590, 50167, 54026, 54145, 55615, 58310, 59020, 63700, 73775, 75803, 77180, 77350, 77861, 79450, 82628, 83300, 89180, 96475, 100334, 103285, 108052, 108290, 111230, 111475, 116620, 135065, 144599, 145775, 147550, 151606, 154700, 155722, 158900, 189091, 192950, 200668, 206570, 216580, 222460, 222950, 250835, 270130, 270725, 278075, 289198, 291550, 295100, 303212, 311444, 351169, 378182, 379015, 385900, 389305, 413140, 445900, 501670, 516425, 540260, 541450, 556150, 578396, 583100, 675325, 702338, 722995, 756364, 758030, 778610, 945455, 1003340, 1012193, 1032850, 1082900, 1112300, 1254175, 1323637, 1350650, 1404676, 1445990, 1516060, 1557220, 1755845, 1890910, 1895075, 1946525, 2024386, 2065700, 2458183, 2508350, 2647274, 2701300, 2891980, 3511690, 3614975, 3781820, 3790150, 3893050, 4048772, 4727275, 4916366, 5016700, 5060965, 5294548, 6618185, 7023380, 7229950, 7580300, 7786100, 8779225, 9454550, 9832732, 10121930, 12290915, 13236370, 14459900, 17207281, 17558450, 18909100, 20243860, 24581830, 25304825, 26472740, 33090925, 34414562, 35116900, 49163660, 50609650, 61454575, 66181850, 68829124, 86036405, 101219300, 122909150, 132363700, 172072810, 245818300, 344145620, 430182025, 860364050, 1720728100]

約数ペア:

[(1, 1720728100), (2, 860364050), (4, 430182025), (5, 344145620), (7, 245818300), (10, 172072810), (13, 132363700), (14, 122909150), (17, 101219300), (20, 86036405), (25, 68829124), (26, 66181850), (28, 61454575), (34, 50609650), (35, 49163660), (49, 35116900), (50, 34414562), (52, 33090925), (65, 26472740), (68, 25304825), (70, 24581830), (85, 20243860), (91, 18909100), (98, 17558450), (100, 17207281), (119, 14459900), (130, 13236370), (140, 12290915), (170, 10121930), (175, 9832732), (182, 9454550), (196, 8779225), (221, 7786100), (227, 7580300), (238, 7229950), (245, 7023380), (260, 6618185), (325, 5294548), (340, 5060965), (343, 5016700), (350, 4916366), (364, 4727275), (425, 4048772), (442, 3893050), (454, 3790150), (455, 3781820), (476, 3614975), (490, 3511690), (595, 2891980), (637, 2701300), (650, 2647274), (686, 2508350), (700, 2458183), (833, 2065700), (850, 2024386), (884, 1946525), (908, 1895075), (910, 1890910), (980, 1755845), (1105, 1557220), (1135, 1516060), (1190, 1445990), (1225, 1404676), (1274, 1350650), (1300, 1323637), (1372, 1254175), (1547, 1112300), (1589, 1082900), (1666, 1032850), (1700, 1012193), (1715, 1003340), (1820, 945455), (2210, 778610), (2270, 758030), (2275, 756364), (2380, 722995), (2450, 702338), (2548, 675325), (2951, 583100), (2975, 578396), (3094, 556150), (3178, 541450), (3185, 540260), (3332, 516425), (3430, 501670), (3859, 445900), (4165, 413140), (4420, 389305), (4459, 385900), (4540, 379015), (4550, 378182), (4900, 351169), (5525, 311444), (5675, 303212), (5831, 295100), (5902, 291550), (5950, 289198), (6188, 278075), (6356, 270725), (6370, 270130), (6860, 250835), (7718, 222950), (7735, 222460), (7945, 216580), (8330, 206570), (8575, 200668), (8918, 192950), (9100, 189091), (10829, 158900), (11050, 155722), (11123, 154700), (11350, 151606), (11662, 147550), (11804, 145775), (11900, 144599), (12740, 135065), (14755, 116620), (15436, 111475), (15470, 111230), (15890, 108290), (15925, 108052), (16660, 103285), (17150, 100334), (17836, 96475), (19295, 89180), (20657, 83300), (20825, 82628), (21658, 79450), (22100, 77861), (22246, 77350), (22295, 77180), (22700, 75803), (23324, 73775), (27013, 63700), (29155, 59020), (29510, 58310), (30940, 55615), (31780, 54145), (31850, 54026), (34300, 50167), (38590, 44590), (38675, 44492), (39725, 43316), (41314, 41650)]