920887450

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:209

約数の個数: 192

約数和(自身を含む): 2198430720

約数和(自身を除く): 1277543270

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 37, 47, 50, 70, 74, 85, 89, 94, 119, 170, 175, 178, 185, 235, 238, 259, 329, 350, 370, 425, 445, 470, 518, 595, 623, 629, 658, 799, 850, 890, 925, 1175, 1190, 1246, 1258, 1295, 1513, 1598, 1645, 1739, 1850, 2225, 2350, 2590, 2975, 3026, 3115, 3145, 3290, 3293, 3478, 3995, 4183, 4403, 4450, 5593, 5950, 6230, 6290, 6475, 6586, 7565, 7990, 8225, 8366, 8695, 8806, 10591, 11186, 12173, 12950, 15130, 15575, 15725, 16450, 16465, 17390, 19975, 20915, 21182, 22015, 23051, 24346, 27965, 29281, 29563, 31150, 31450, 32930, 37825, 39950, 41830, 43475, 44030, 46102, 52955, 55930, 55981, 58562, 59126, 60865, 71111, 75650, 82325, 86950, 104575, 105910, 110075, 111962, 115255, 121730, 139825, 142222, 146405, 147815, 154771, 164650, 206941, 209150, 220150, 230510, 264775, 279650, 279905, 292810, 295630, 304325, 309542, 355555, 391867, 413882, 497777, 529550, 559810, 576275, 608650, 711110, 732025, 739075, 773855, 783734, 995554, 1034705, 1083397, 1152550, 1399525, 1464050, 1478150, 1547710, 1777775, 1959335, 2069410, 2166794, 2488885, 2631107, 2799050, 3555550, 3869275, 3918670, 4977770, 5173525, 5262214, 5416985, 7738550, 9796675, 10347050, 10833970, 12444425, 13155535, 18417749, 19593350, 24888850, 26311070, 27084925, 36835498, 54169850, 65777675, 92088745, 131555350, 184177490, 460443725, 920887450]

約数ペア:

[(1, 920887450), (2, 460443725), (5, 184177490), (7, 131555350), (10, 92088745), (14, 65777675), (17, 54169850), (25, 36835498), (34, 27084925), (35, 26311070), (37, 24888850), (47, 19593350), (50, 18417749), (70, 13155535), (74, 12444425), (85, 10833970), (89, 10347050), (94, 9796675), (119, 7738550), (170, 5416985), (175, 5262214), (178, 5173525), (185, 4977770), (235, 3918670), (238, 3869275), (259, 3555550), (329, 2799050), (350, 2631107), (370, 2488885), (425, 2166794), (445, 2069410), (470, 1959335), (518, 1777775), (595, 1547710), (623, 1478150), (629, 1464050), (658, 1399525), (799, 1152550), (850, 1083397), (890, 1034705), (925, 995554), (1175, 783734), (1190, 773855), (1246, 739075), (1258, 732025), (1295, 711110), (1513, 608650), (1598, 576275), (1645, 559810), (1739, 529550), (1850, 497777), (2225, 413882), (2350, 391867), (2590, 355555), (2975, 309542), (3026, 304325), (3115, 295630), (3145, 292810), (3290, 279905), (3293, 279650), (3478, 264775), (3995, 230510), (4183, 220150), (4403, 209150), (4450, 206941), (5593, 164650), (5950, 154771), (6230, 147815), (6290, 146405), (6475, 142222), (6586, 139825), (7565, 121730), (7990, 115255), (8225, 111962), (8366, 110075), (8695, 105910), (8806, 104575), (10591, 86950), (11186, 82325), (12173, 75650), (12950, 71111), (15130, 60865), (15575, 59126), (15725, 58562), (16450, 55981), (16465, 55930), (17390, 52955), (19975, 46102), (20915, 44030), (21182, 43475), (22015, 41830), (23051, 39950), (24346, 37825), (27965, 32930), (29281, 31450), (29563, 31150)]