940396160

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 192

約数和(自身を含む): 2552407200

約数和(自身を除く): 1612011040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 139, 155, 160, 176, 220, 248, 278, 310, 320, 341, 352, 440, 496, 556, 620, 640, 682, 695, 704, 880, 961, 992, 1112, 1240, 1364, 1390, 1408, 1529, 1705, 1760, 1922, 1984, 2224, 2480, 2728, 2780, 3058, 3410, 3520, 3844, 3968, 4309, 4448, 4805, 4960, 5456, 5560, 6116, 6820, 7040, 7645, 7688, 8618, 8896, 9610, 9920, 10571, 10912, 11120, 12232, 13640, 15290, 15376, 17236, 17792, 19220, 19840, 21142, 21545, 21824, 22240, 24464, 27280, 30580, 30752, 34472, 38440, 42284, 43090, 43648, 44480, 47399, 48928, 52855, 54560, 61160, 61504, 68944, 76880, 84568, 86180, 88960, 94798, 97856, 105710, 109120, 122320, 123008, 133579, 137888, 153760, 169136, 172360, 189596, 195712, 211420, 218240, 236995, 244640, 267158, 275776, 307520, 338272, 344720, 379192, 422840, 473990, 489280, 534316, 551552, 615040, 667895, 676544, 689440, 758384, 845680, 947980, 978560, 1068632, 1335790, 1353088, 1378880, 1469369, 1516768, 1691360, 1895960, 2137264, 2671580, 2757760, 2938738, 3033536, 3382720, 3791920, 4274528, 5343160, 5877476, 6067072, 6765440, 7346845, 7583840, 8549056, 10686320, 11754952, 14693690, 15167680, 17098112, 21372640, 23509904, 29387380, 30335360, 42745280, 47019808, 58774760, 85490560, 94039616, 117549520, 188079232, 235099040, 470198080, 940396160]

約数ペア:

[(1, 940396160), (2, 470198080), (4, 235099040), (5, 188079232), (8, 117549520), (10, 94039616), (11, 85490560), (16, 58774760), (20, 47019808), (22, 42745280), (31, 30335360), (32, 29387380), (40, 23509904), (44, 21372640), (55, 17098112), (62, 15167680), (64, 14693690), (80, 11754952), (88, 10686320), (110, 8549056), (124, 7583840), (128, 7346845), (139, 6765440), (155, 6067072), (160, 5877476), (176, 5343160), (220, 4274528), (248, 3791920), (278, 3382720), (310, 3033536), (320, 2938738), (341, 2757760), (352, 2671580), (440, 2137264), (496, 1895960), (556, 1691360), (620, 1516768), (640, 1469369), (682, 1378880), (695, 1353088), (704, 1335790), (880, 1068632), (961, 978560), (992, 947980), (1112, 845680), (1240, 758384), (1364, 689440), (1390, 676544), (1408, 667895), (1529, 615040), (1705, 551552), (1760, 534316), (1922, 489280), (1984, 473990), (2224, 422840), (2480, 379192), (2728, 344720), (2780, 338272), (3058, 307520), (3410, 275776), (3520, 267158), (3844, 244640), (3968, 236995), (4309, 218240), (4448, 211420), (4805, 195712), (4960, 189596), (5456, 172360), (5560, 169136), (6116, 153760), (6820, 137888), (7040, 133579), (7645, 123008), (7688, 122320), (8618, 109120), (8896, 105710), (9610, 97856), (9920, 94798), (10571, 88960), (10912, 86180), (11120, 84568), (12232, 76880), (13640, 68944), (15290, 61504), (15376, 61160), (17236, 54560), (17792, 52855), (19220, 48928), (19840, 47399), (21142, 44480), (21545, 43648), (21824, 43090), (22240, 42284), (24464, 38440), (27280, 34472), (30580, 30752)]