1640603910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{181}}^1\times {\mathrm{227}}^1$

素因数の和:451

約数の個数: 128

約数和(自身を含む): 4374010368

約数和(自身を除く): 2733406458

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 181, 227, 242, 330, 362, 363, 454, 543, 605, 681, 726, 905, 1086, 1135, 1210, 1331, 1362, 1810, 1815, 1991, 2270, 2497, 2662, 2715, 3405, 3630, 3982, 3993, 4994, 5430, 5973, 6655, 6810, 7491, 7986, 9955, 11946, 12485, 13310, 14982, 19910, 19965, 21901, 24970, 27467, 29865, 37455, 39930, 41087, 43802, 54934, 59730, 65703, 74910, 82174, 82401, 109505, 123261, 131406, 137335, 164802, 205435, 219010, 240911, 246522, 274670, 302137, 328515, 410870, 412005, 451957, 481822, 604274, 616305, 657030, 722733, 824010, 903914, 906411, 1204555, 1232610, 1355871, 1445466, 1510685, 1812822, 2259785, 2409110, 2711742, 3021370, 3613665, 4519570, 4532055, 4971527, 6779355, 7227330, 9064110, 9943054, 13558710, 14914581, 24857635, 29829162, 49715270, 54686797, 74572905, 109373594, 149145810, 164060391, 273433985, 328120782, 546867970, 820301955, 1640603910]

約数ペア:

[(1, 1640603910), (2, 820301955), (3, 546867970), (5, 328120782), (6, 273433985), (10, 164060391), (11, 149145810), (15, 109373594), (22, 74572905), (30, 54686797), (33, 49715270), (55, 29829162), (66, 24857635), (110, 14914581), (121, 13558710), (165, 9943054), (181, 9064110), (227, 7227330), (242, 6779355), (330, 4971527), (362, 4532055), (363, 4519570), (454, 3613665), (543, 3021370), (605, 2711742), (681, 2409110), (726, 2259785), (905, 1812822), (1086, 1510685), (1135, 1445466), (1210, 1355871), (1331, 1232610), (1362, 1204555), (1810, 906411), (1815, 903914), (1991, 824010), (2270, 722733), (2497, 657030), (2662, 616305), (2715, 604274), (3405, 481822), (3630, 451957), (3982, 412005), (3993, 410870), (4994, 328515), (5430, 302137), (5973, 274670), (6655, 246522), (6810, 240911), (7491, 219010), (7986, 205435), (9955, 164802), (11946, 137335), (12485, 131406), (13310, 123261), (14982, 109505), (19910, 82401), (19965, 82174), (21901, 74910), (24970, 65703), (27467, 59730), (29865, 54934), (37455, 43802), (39930, 41087)]